16690465720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13460053}}^1$

素因数の和:13460095

約数の個数: 32

約数和(自身を含む): 38764955520

約数和(自身を除く): 22074489800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 13460053, 26920106, 53840212, 67300265, 107680424, 134600530, 269201060, 417261643, 538402120, 834523286, 1669046572, 2086308215, 3338093144, 4172616430, 8345232860, 16690465720]

約数ペア:

[(1, 16690465720), (2, 8345232860), (4, 4172616430), (5, 3338093144), (8, 2086308215), (10, 1669046572), (20, 834523286), (31, 538402120), (40, 417261643), (62, 269201060), (124, 134600530), (155, 107680424), (248, 67300265), (310, 53840212), (620, 26920106), (1240, 13460053)]