1461378340

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1\times {\mathrm{3413}}^1$

素因数の和:3772

約数の個数: 48

約数和(自身を含む): 3120122880

約数和(自身を除く): 1658744540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 271, 316, 395, 542, 790, 1084, 1355, 1580, 2710, 3413, 5420, 6826, 13652, 17065, 21409, 34130, 42818, 68260, 85636, 107045, 214090, 269627, 428180, 539254, 924923, 1078508, 1348135, 1849846, 2696270, 3699692, 4624615, 5392540, 9249230, 18498460, 73068917, 146137834, 292275668, 365344585, 730689170, 1461378340]

約数ペア:

[(1, 1461378340), (2, 730689170), (4, 365344585), (5, 292275668), (10, 146137834), (20, 73068917), (79, 18498460), (158, 9249230), (271, 5392540), (316, 4624615), (395, 3699692), (542, 2696270), (790, 1849846), (1084, 1348135), (1355, 1078508), (1580, 924923), (2710, 539254), (3413, 428180), (5420, 269627), (6826, 214090), (13652, 107045), (17065, 85636), (21409, 68260), (34130, 42818)]