4490070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:449

約数の個数: 64

約数和(自身を含む): 12035520

約数和(自身を除く): 7545450

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 130, 145, 174, 195, 290, 377, 390, 397, 435, 754, 794, 870, 1131, 1191, 1885, 1985, 2262, 2382, 3770, 3970, 5161, 5655, 5955, 10322, 11310, 11513, 11910, 15483, 23026, 25805, 30966, 34539, 51610, 57565, 69078, 77415, 115130, 149669, 154830, 172695, 299338, 345390, 449007, 748345, 898014, 1496690, 2245035, 4490070]

約数ペア:

[(1, 4490070), (2, 2245035), (3, 1496690), (5, 898014), (6, 748345), (10, 449007), (13, 345390), (15, 299338), (26, 172695), (29, 154830), (30, 149669), (39, 115130), (58, 77415), (65, 69078), (78, 57565), (87, 51610), (130, 34539), (145, 30966), (174, 25805), (195, 23026), (290, 15483), (377, 11910), (390, 11513), (397, 11310), (435, 10322), (754, 5955), (794, 5655), (870, 5161), (1131, 3970), (1191, 3770), (1885, 2382), (1985, 2262)]