1640331630

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{2603701}}^1$

素因数の和:2603721

約数の個数: 48

約数和(自身を含む): 4874130144

約数和(自身を除く): 3233798514

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 2603701, 5207402, 7811103, 13018505, 15622206, 18225907, 23433309, 26037010, 36451814, 39055515, 46866618, 54677721, 78111030, 91129535, 109355442, 117166545, 164033163, 182259070, 234333090, 273388605, 328066326, 546777210, 820165815, 1640331630]

約数ペア:

[(1, 1640331630), (2, 820165815), (3, 546777210), (5, 328066326), (6, 273388605), (7, 234333090), (9, 182259070), (10, 164033163), (14, 117166545), (15, 109355442), (18, 91129535), (21, 78111030), (30, 54677721), (35, 46866618), (42, 39055515), (45, 36451814), (63, 26037010), (70, 23433309), (90, 18225907), (105, 15622206), (126, 13018505), (210, 7811103), (315, 5207402), (630, 2603701)]