20223880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29741}}^1$

素因数の和:29769

約数の個数: 32

約数和(自身を含む): 48182040

約数和(自身を除く): 27958160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 29741, 59482, 118964, 148705, 237928, 297410, 505597, 594820, 1011194, 1189640, 2022388, 2527985, 4044776, 5055970, 10111940, 20223880]

約数ペア:

[(1, 20223880), (2, 10111940), (4, 5055970), (5, 4044776), (8, 2527985), (10, 2022388), (17, 1189640), (20, 1011194), (34, 594820), (40, 505597), (68, 297410), (85, 237928), (136, 148705), (170, 118964), (340, 59482), (680, 29741)]