7665980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3221}}^1$

素因数の和:3254

約数の個数: 48

約数和(自身を含む): 19486656

約数和(自身を除く): 11820676

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, 3221, 6442, 12884, 16105, 22547, 32210, 45094, 54757, 64420, 90188, 109514, 112735, 219028, 225470, 273785, 383299, 450940, 547570, 766598, 1095140, 1533196, 1916495, 3832990, 7665980]

約数ペア:

[(1, 7665980), (2, 3832990), (4, 1916495), (5, 1533196), (7, 1095140), (10, 766598), (14, 547570), (17, 450940), (20, 383299), (28, 273785), (34, 225470), (35, 219028), (68, 112735), (70, 109514), (85, 90188), (119, 64420), (140, 54757), (170, 45094), (238, 32210), (340, 22547), (476, 16105), (595, 12884), (1190, 6442), (2380, 3221)]