71043980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{12377}}^1$

素因数の和:12434

約数の個数: 48

約数和(自身を含む): 174678336

約数和(自身を除く): 103634356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 12377, 24754, 49508, 61885, 86639, 123770, 173278, 247540, 346556, 433195, 507457, 866390, 1014914, 1732780, 2029828, 2537285, 3552199, 5074570, 7104398, 10149140, 14208796, 17760995, 35521990, 71043980]

約数ペア:

[(1, 71043980), (2, 35521990), (4, 17760995), (5, 14208796), (7, 10149140), (10, 7104398), (14, 5074570), (20, 3552199), (28, 2537285), (35, 2029828), (41, 1732780), (70, 1014914), (82, 866390), (140, 507457), (164, 433195), (205, 346556), (287, 247540), (410, 173278), (574, 123770), (820, 86639), (1148, 61885), (1435, 49508), (2870, 24754), (5740, 12377)]