16590980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6971}}^1$

素因数の和:7004

約数の個数: 48

約数和(自身を含む): 42166656

約数和(自身を除く): 25575676

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 6971, 13942, 27884, 34855, 48797, 69710, 97594, 118507, 139420, 195188, 237014, 243985, 474028, 487970, 592535, 829549, 975940, 1185070, 1659098, 2370140, 3318196, 4147745, 8295490, 16590980]

約数ペア:

[(1, 16590980), (2, 8295490), (4, 4147745), (5, 3318196), (7, 2370140), (10, 1659098), (14, 1185070), (17, 975940), (20, 829549), (28, 592535), (34, 487970), (35, 474028), (68, 243985), (70, 237014), (85, 195188), (119, 139420), (140, 118507), (170, 97594), (238, 69710), (340, 48797), (476, 34855), (595, 27884), (1190, 13942), (2380, 6971)]