1983380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 4924416

約数和(自身を除く): 2941036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 457, 620, 868, 914, 1085, 1828, 2170, 2285, 3199, 4340, 4570, 6398, 9140, 12796, 14167, 15995, 28334, 31990, 56668, 63980, 70835, 99169, 141670, 198338, 283340, 396676, 495845, 991690, 1983380]

約数ペア:

[(1, 1983380), (2, 991690), (4, 495845), (5, 396676), (7, 283340), (10, 198338), (14, 141670), (20, 99169), (28, 70835), (31, 63980), (35, 56668), (62, 31990), (70, 28334), (124, 15995), (140, 14167), (155, 12796), (217, 9140), (310, 6398), (434, 4570), (457, 4340), (620, 3199), (868, 2285), (914, 2170), (1085, 1828)]