2870140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:131

約数の個数: 96

約数和(自身を含む): 7902720

約数和(自身を除く): 5032580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 52, 65, 70, 76, 83, 91, 95, 130, 133, 140, 166, 182, 190, 247, 260, 266, 332, 364, 380, 415, 455, 494, 532, 581, 665, 830, 910, 988, 1079, 1162, 1235, 1330, 1577, 1660, 1729, 1820, 2158, 2324, 2470, 2660, 2905, 3154, 3458, 4316, 4940, 5395, 5810, 6308, 6916, 7553, 7885, 8645, 10790, 11039, 11620, 15106, 15770, 17290, 20501, 21580, 22078, 30212, 31540, 34580, 37765, 41002, 44156, 55195, 75530, 82004, 102505, 110390, 143507, 151060, 205010, 220780, 287014, 410020, 574028, 717535, 1435070, 2870140]

約数ペア:

[(1, 2870140), (2, 1435070), (4, 717535), (5, 574028), (7, 410020), (10, 287014), (13, 220780), (14, 205010), (19, 151060), (20, 143507), (26, 110390), (28, 102505), (35, 82004), (38, 75530), (52, 55195), (65, 44156), (70, 41002), (76, 37765), (83, 34580), (91, 31540), (95, 30212), (130, 22078), (133, 21580), (140, 20501), (166, 17290), (182, 15770), (190, 15106), (247, 11620), (260, 11039), (266, 10790), (332, 8645), (364, 7885), (380, 7553), (415, 6916), (455, 6308), (494, 5810), (532, 5395), (581, 4940), (665, 4316), (830, 3458), (910, 3154), (988, 2905), (1079, 2660), (1162, 2470), (1235, 2324), (1330, 2158), (1577, 1820), (1660, 1729)]