620121630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{898727}}^1$

素因数の和:898760

約数の個数: 32

約数和(自身を含む): 1553001984

約数和(自身を除く): 932880354

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 898727, 1797454, 2696181, 4493635, 5392362, 8987270, 13480905, 20670721, 26961810, 41341442, 62012163, 103353605, 124024326, 206707210, 310060815, 620121630]

約数ペア:

[(1, 620121630), (2, 310060815), (3, 206707210), (5, 124024326), (6, 103353605), (10, 62012163), (15, 41341442), (23, 26961810), (30, 20670721), (46, 13480905), (69, 8987270), (115, 5392362), (138, 4493635), (230, 2696181), (345, 1797454), (690, 898727)]