38863980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3041}}^1$

素因数の和:3127

約数の個数: 72

約数和(自身を含む): 119587104

約数和(自身を除く): 80723124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3041, 3195, 4260, 6082, 6390, 9123, 12164, 12780, 15205, 18246, 27369, 30410, 36492, 45615, 54738, 60820, 91230, 109476, 136845, 182460, 215911, 273690, 431822, 547380, 647733, 863644, 1079555, 1295466, 1943199, 2159110, 2590932, 3238665, 3886398, 4318220, 6477330, 7772796, 9715995, 12954660, 19431990, 38863980]

約数ペア:

[(1, 38863980), (2, 19431990), (3, 12954660), (4, 9715995), (5, 7772796), (6, 6477330), (9, 4318220), (10, 3886398), (12, 3238665), (15, 2590932), (18, 2159110), (20, 1943199), (30, 1295466), (36, 1079555), (45, 863644), (60, 647733), (71, 547380), (90, 431822), (142, 273690), (180, 215911), (213, 182460), (284, 136845), (355, 109476), (426, 91230), (639, 60820), (710, 54738), (852, 45615), (1065, 36492), (1278, 30410), (1420, 27369), (2130, 18246), (2556, 15205), (3041, 12780), (3195, 12164), (4260, 9123), (6082, 6390)]