63898940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{65203}}^1$

素因数の和:65226

約数の個数: 36

約数和(自身を含む): 156098376

約数和(自身を除く): 92199436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 65203, 130406, 260812, 326015, 456421, 652030, 912842, 1304060, 1825684, 2282105, 3194947, 4564210, 6389894, 9128420, 12779788, 15974735, 31949470, 63898940]

約数ペア:

[(1, 63898940), (2, 31949470), (4, 15974735), (5, 12779788), (7, 9128420), (10, 6389894), (14, 4564210), (20, 3194947), (28, 2282105), (35, 1825684), (49, 1304060), (70, 912842), (98, 652030), (140, 456421), (196, 326015), (245, 260812), (490, 130406), (980, 65203)]