1974728970

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{51871}}^1$

素因数の和:51937

約数の個数: 80

約数和(自身を含む): 5422906368

約数和(自身を除く): 3448177398

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 81, 90, 94, 135, 141, 162, 235, 270, 282, 405, 423, 470, 705, 810, 846, 1269, 1410, 2115, 2538, 3807, 4230, 6345, 7614, 12690, 19035, 38070, 51871, 103742, 155613, 259355, 311226, 466839, 518710, 778065, 933678, 1400517, 1556130, 2334195, 2437937, 2801034, 4201551, 4668390, 4875874, 7002585, 7313811, 8403102, 12189685, 14005170, 14627622, 21007755, 21941433, 24379370, 36569055, 42015510, 43882866, 65824299, 73138110, 109707165, 131648598, 197472897, 219414330, 329121495, 394945794, 658242990, 987364485, 1974728970]

約数ペア:

[(1, 1974728970), (2, 987364485), (3, 658242990), (5, 394945794), (6, 329121495), (9, 219414330), (10, 197472897), (15, 131648598), (18, 109707165), (27, 73138110), (30, 65824299), (45, 43882866), (47, 42015510), (54, 36569055), (81, 24379370), (90, 21941433), (94, 21007755), (135, 14627622), (141, 14005170), (162, 12189685), (235, 8403102), (270, 7313811), (282, 7002585), (405, 4875874), (423, 4668390), (470, 4201551), (705, 2801034), (810, 2437937), (846, 2334195), (1269, 1556130), (1410, 1400517), (2115, 933678), (2538, 778065), (3807, 518710), (4230, 466839), (6345, 311226), (7614, 259355), (12690, 155613), (19035, 103742), (38070, 51871)]