11903951020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1103}}^1$

素因数の和:1272

約数の個数: 144

約数和(自身を含む): 28239224832

約数和(自身を除く): 16335273812

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 103, 124, 130, 155, 169, 206, 260, 310, 338, 403, 412, 515, 620, 676, 806, 845, 1030, 1103, 1339, 1612, 1690, 2015, 2060, 2206, 2678, 3193, 3380, 4030, 4412, 5239, 5356, 5515, 6386, 6695, 8060, 10478, 11030, 12772, 13390, 14339, 15965, 17407, 20956, 22060, 26195, 26780, 28678, 31930, 34193, 34814, 41509, 52390, 57356, 63860, 68386, 69628, 71695, 83018, 87035, 104780, 113609, 136772, 143390, 166036, 170965, 174070, 186407, 207545, 227218, 286780, 341930, 348140, 372814, 415090, 444509, 454436, 539617, 568045, 683860, 745628, 830180, 889018, 932035, 1079234, 1136090, 1476917, 1778036, 1864070, 2158468, 2222545, 2272180, 2698085, 2953834, 3521879, 3728140, 4445090, 5396170, 5778617, 5907668, 7043758, 7384585, 8890180, 10792340, 11557234, 14087516, 14769170, 17609395, 19199921, 23114468, 28893085, 29538340, 35218790, 38399842, 45784427, 57786170, 70437580, 76799684, 91568854, 95999605, 115572340, 183137708, 191999210, 228922135, 383998420, 457844270, 595197551, 915688540, 1190395102, 2380790204, 2975987755, 5951975510, 11903951020]

約数ペア:

[(1, 11903951020), (2, 5951975510), (4, 2975987755), (5, 2380790204), (10, 1190395102), (13, 915688540), (20, 595197551), (26, 457844270), (31, 383998420), (52, 228922135), (62, 191999210), (65, 183137708), (103, 115572340), (124, 95999605), (130, 91568854), (155, 76799684), (169, 70437580), (206, 57786170), (260, 45784427), (310, 38399842), (338, 35218790), (403, 29538340), (412, 28893085), (515, 23114468), (620, 19199921), (676, 17609395), (806, 14769170), (845, 14087516), (1030, 11557234), (1103, 10792340), (1339, 8890180), (1612, 7384585), (1690, 7043758), (2015, 5907668), (2060, 5778617), (2206, 5396170), (2678, 4445090), (3193, 3728140), (3380, 3521879), (4030, 2953834), (4412, 2698085), (5239, 2272180), (5356, 2222545), (5515, 2158468), (6386, 1864070), (6695, 1778036), (8060, 1476917), (10478, 1136090), (11030, 1079234), (12772, 932035), (13390, 889018), (14339, 830180), (15965, 745628), (17407, 683860), (20956, 568045), (22060, 539617), (26195, 454436), (26780, 444509), (28678, 415090), (31930, 372814), (34193, 348140), (34814, 341930), (41509, 286780), (52390, 227218), (57356, 207545), (63860, 186407), (68386, 174070), (69628, 170965), (71695, 166036), (83018, 143390), (87035, 136772), (104780, 113609)]