2531970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{4019}}^1$

素因数の和:4039

約数の個数: 48

約数和(自身を含む): 7525440

約数和(自身を除く): 4993470

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 4019, 8038, 12057, 20095, 24114, 28133, 36171, 40190, 56266, 60285, 72342, 84399, 120570, 140665, 168798, 180855, 253197, 281330, 361710, 421995, 506394, 843990, 1265985, 2531970]

約数ペア:

[(1, 2531970), (2, 1265985), (3, 843990), (5, 506394), (6, 421995), (7, 361710), (9, 281330), (10, 253197), (14, 180855), (15, 168798), (18, 140665), (21, 120570), (30, 84399), (35, 72342), (42, 60285), (45, 56266), (63, 40190), (70, 36171), (90, 28133), (105, 24114), (126, 20095), (210, 12057), (315, 8038), (630, 4019)]