11711980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:96

約数の個数: 144

約数和(自身を含む): 32749920

約数和(自身を除く): 21037940

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 37, 38, 49, 68, 70, 74, 76, 85, 95, 98, 119, 133, 140, 148, 170, 185, 190, 196, 238, 245, 259, 266, 323, 340, 370, 380, 476, 490, 518, 532, 595, 629, 646, 665, 703, 740, 833, 931, 980, 1036, 1190, 1258, 1292, 1295, 1330, 1406, 1615, 1666, 1813, 1862, 2261, 2380, 2516, 2590, 2660, 2812, 3145, 3230, 3332, 3515, 3626, 3724, 4165, 4403, 4522, 4655, 4921, 5180, 6290, 6460, 7030, 7252, 8330, 8806, 9044, 9065, 9310, 9842, 11305, 11951, 12580, 14060, 15827, 16660, 17612, 18130, 18620, 19684, 22015, 22610, 23902, 24605, 30821, 31654, 34447, 36260, 44030, 45220, 47804, 49210, 59755, 61642, 63308, 68894, 79135, 83657, 88060, 98420, 119510, 123284, 137788, 154105, 158270, 167314, 172235, 239020, 308210, 316540, 334628, 344470, 418285, 585599, 616420, 688940, 836570, 1171198, 1673140, 2342396, 2927995, 5855990, 11711980]

約数ペア:

[(1, 11711980), (2, 5855990), (4, 2927995), (5, 2342396), (7, 1673140), (10, 1171198), (14, 836570), (17, 688940), (19, 616420), (20, 585599), (28, 418285), (34, 344470), (35, 334628), (37, 316540), (38, 308210), (49, 239020), (68, 172235), (70, 167314), (74, 158270), (76, 154105), (85, 137788), (95, 123284), (98, 119510), (119, 98420), (133, 88060), (140, 83657), (148, 79135), (170, 68894), (185, 63308), (190, 61642), (196, 59755), (238, 49210), (245, 47804), (259, 45220), (266, 44030), (323, 36260), (340, 34447), (370, 31654), (380, 30821), (476, 24605), (490, 23902), (518, 22610), (532, 22015), (595, 19684), (629, 18620), (646, 18130), (665, 17612), (703, 16660), (740, 15827), (833, 14060), (931, 12580), (980, 11951), (1036, 11305), (1190, 9842), (1258, 9310), (1292, 9065), (1295, 9044), (1330, 8806), (1406, 8330), (1615, 7252), (1666, 7030), (1813, 6460), (1862, 6290), (2261, 5180), (2380, 4921), (2516, 4655), (2590, 4522), (2660, 4403), (2812, 4165), (3145, 3724), (3230, 3626), (3332, 3515)]