439492040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{44483}}^1$

素因数の和:44526

約数の個数: 64

約数和(自身を含む): 1120996800

約数和(自身を除く): 681504760

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 44483, 88966, 177932, 222415, 355864, 444830, 578279, 845177, 889660, 1156558, 1690354, 1779320, 2313116, 2891395, 3380708, 4225885, 4626232, 5782790, 6761416, 8451770, 10987301, 11565580, 16903540, 21974602, 23131160, 33807080, 43949204, 54936505, 87898408, 109873010, 219746020, 439492040]

約数ペア:

[(1, 439492040), (2, 219746020), (4, 109873010), (5, 87898408), (8, 54936505), (10, 43949204), (13, 33807080), (19, 23131160), (20, 21974602), (26, 16903540), (38, 11565580), (40, 10987301), (52, 8451770), (65, 6761416), (76, 5782790), (95, 4626232), (104, 4225885), (130, 3380708), (152, 2891395), (190, 2313116), (247, 1779320), (260, 1690354), (380, 1156558), (494, 889660), (520, 845177), (760, 578279), (988, 444830), (1235, 355864), (1976, 222415), (2470, 177932), (4940, 88966), (9880, 44483)]