1022320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{983}}^1$

素因数の和:1009

約数の個数: 40

約数和(自身を含む): 2562336

約数和(自身を除く): 1540016

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 983, 1040, 1966, 3932, 4915, 7864, 9830, 12779, 15728, 19660, 25558, 39320, 51116, 63895, 78640, 102232, 127790, 204464, 255580, 511160, 1022320]

約数ペア:

[(1, 1022320), (2, 511160), (4, 255580), (5, 204464), (8, 127790), (10, 102232), (13, 78640), (16, 63895), (20, 51116), (26, 39320), (40, 25558), (52, 19660), (65, 15728), (80, 12779), (104, 9830), (130, 7864), (208, 4915), (260, 3932), (520, 1966), (983, 1040)]