12480492940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4273}}^1\times {\mathrm{3947}}^1$

素因数の和:8266

約数の個数: 48

約数和(自身を含む): 26930508192

約数和(自身を除く): 14450015252

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 3947, 4273, 7894, 8546, 15788, 17092, 19735, 21365, 39470, 42730, 78940, 85460, 146039, 158101, 292078, 316202, 584156, 632404, 730195, 790505, 1460390, 1581010, 2920780, 3162020, 16865531, 33731062, 67462124, 84327655, 168655310, 337310620, 624024647, 1248049294, 2496098588, 3120123235, 6240246470, 12480492940]

約数ペア:

[(1, 12480492940), (2, 6240246470), (4, 3120123235), (5, 2496098588), (10, 1248049294), (20, 624024647), (37, 337310620), (74, 168655310), (148, 84327655), (185, 67462124), (370, 33731062), (740, 16865531), (3947, 3162020), (4273, 2920780), (7894, 1581010), (8546, 1460390), (15788, 790505), (17092, 730195), (19735, 632404), (21365, 584156), (39470, 316202), (42730, 292078), (78940, 158101), (85460, 146039)]