1964211280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1444273}}^1$

素因数の和:1444303

約数の個数: 40

約数和(自身を含む): 4835429352

約数和(自身を除く): 2871218072

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1444273, 2888546, 5777092, 7221365, 11554184, 14442730, 23108368, 24552641, 28885460, 49105282, 57770920, 98210564, 115541840, 122763205, 196421128, 245526410, 392842256, 491052820, 982105640, 1964211280]

約数ペア:

[(1, 1964211280), (2, 982105640), (4, 491052820), (5, 392842256), (8, 245526410), (10, 196421128), (16, 122763205), (17, 115541840), (20, 98210564), (34, 57770920), (40, 49105282), (68, 28885460), (80, 24552641), (85, 23108368), (136, 14442730), (170, 11554184), (272, 7221365), (340, 5777092), (680, 2888546), (1360, 1444273)]