201994260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{258967}}^1$

素因数の和:258992

約数の個数: 48

約数和(自身を含む): 609092736

約数和(自身を除く): 407098476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 258967, 517934, 776901, 1035868, 1294835, 1553802, 2589670, 3107604, 3366571, 3884505, 5179340, 6733142, 7769010, 10099713, 13466284, 15538020, 16832855, 20199426, 33665710, 40398852, 50498565, 67331420, 100997130, 201994260]

約数ペア:

[(1, 201994260), (2, 100997130), (3, 67331420), (4, 50498565), (5, 40398852), (6, 33665710), (10, 20199426), (12, 16832855), (13, 15538020), (15, 13466284), (20, 10099713), (26, 7769010), (30, 6733142), (39, 5179340), (52, 3884505), (60, 3366571), (65, 3107604), (78, 2589670), (130, 1553802), (156, 1294835), (195, 1035868), (260, 776901), (390, 517934), (780, 258967)]