2134520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:144

約数の個数: 64

約数和(自身を含む): 5274720

約数和(自身を除く): 3140200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 73, 85, 86, 136, 146, 170, 172, 215, 292, 340, 344, 365, 430, 584, 680, 730, 731, 860, 1241, 1460, 1462, 1720, 2482, 2920, 2924, 3139, 3655, 4964, 5848, 6205, 6278, 7310, 9928, 12410, 12556, 14620, 15695, 24820, 25112, 29240, 31390, 49640, 53363, 62780, 106726, 125560, 213452, 266815, 426904, 533630, 1067260, 2134520]

約数ペア:

[(1, 2134520), (2, 1067260), (4, 533630), (5, 426904), (8, 266815), (10, 213452), (17, 125560), (20, 106726), (34, 62780), (40, 53363), (43, 49640), (68, 31390), (73, 29240), (85, 25112), (86, 24820), (136, 15695), (146, 14620), (170, 12556), (172, 12410), (215, 9928), (292, 7310), (340, 6278), (344, 6205), (365, 5848), (430, 4964), (584, 3655), (680, 3139), (730, 2924), (731, 2920), (860, 2482), (1241, 1720), (1460, 1462)]