2012347460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{6569}}^1$

素因数の和:6665

約数の個数: 72

約数和(自身を含む): 4574533320

約数和(自身を除く): 2562185860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 289, 340, 530, 578, 901, 1060, 1156, 1445, 1802, 2890, 3604, 4505, 5780, 6569, 9010, 13138, 15317, 18020, 26276, 30634, 32845, 61268, 65690, 76585, 111673, 131380, 153170, 223346, 306340, 348157, 446692, 558365, 696314, 1116730, 1392628, 1740785, 1898441, 2233460, 3481570, 3796882, 5918669, 6963140, 7593764, 9492205, 11837338, 18984410, 23674676, 29593345, 37968820, 59186690, 100617373, 118373380, 201234746, 402469492, 503086865, 1006173730, 2012347460]

約数ペア:

[(1, 2012347460), (2, 1006173730), (4, 503086865), (5, 402469492), (10, 201234746), (17, 118373380), (20, 100617373), (34, 59186690), (53, 37968820), (68, 29593345), (85, 23674676), (106, 18984410), (170, 11837338), (212, 9492205), (265, 7593764), (289, 6963140), (340, 5918669), (530, 3796882), (578, 3481570), (901, 2233460), (1060, 1898441), (1156, 1740785), (1445, 1392628), (1802, 1116730), (2890, 696314), (3604, 558365), (4505, 446692), (5780, 348157), (6569, 306340), (9010, 223346), (13138, 153170), (15317, 131380), (18020, 111673), (26276, 76585), (30634, 65690), (32845, 61268)]