4480840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1231}}^1$

素因数の和:1262

約数の個数: 64

約数和(自身を含む): 12418560

約数和(自身を除く): 7937720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1231, 1820, 2462, 3640, 4924, 6155, 8617, 9848, 12310, 16003, 17234, 24620, 32006, 34468, 43085, 49240, 64012, 68936, 80015, 86170, 112021, 128024, 160030, 172340, 224042, 320060, 344680, 448084, 560105, 640120, 896168, 1120210, 2240420, 4480840]

約数ペア:

[(1, 4480840), (2, 2240420), (4, 1120210), (5, 896168), (7, 640120), (8, 560105), (10, 448084), (13, 344680), (14, 320060), (20, 224042), (26, 172340), (28, 160030), (35, 128024), (40, 112021), (52, 86170), (56, 80015), (65, 68936), (70, 64012), (91, 49240), (104, 43085), (130, 34468), (140, 32006), (182, 24620), (260, 17234), (280, 16003), (364, 12310), (455, 9848), (520, 8617), (728, 6155), (910, 4924), (1231, 3640), (1820, 2462)]