13297960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 32659200

約数和(自身を除く): 19361240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 107, 130, 214, 239, 260, 428, 478, 520, 535, 856, 956, 1070, 1195, 1391, 1912, 2140, 2390, 2782, 3107, 4280, 4780, 5564, 6214, 6955, 9560, 11128, 12428, 13910, 15535, 24856, 25573, 27820, 31070, 51146, 55640, 62140, 102292, 124280, 127865, 204584, 255730, 332449, 511460, 664898, 1022920, 1329796, 1662245, 2659592, 3324490, 6648980, 13297960]

約数ペア:

[(1, 13297960), (2, 6648980), (4, 3324490), (5, 2659592), (8, 1662245), (10, 1329796), (13, 1022920), (20, 664898), (26, 511460), (40, 332449), (52, 255730), (65, 204584), (104, 127865), (107, 124280), (130, 102292), (214, 62140), (239, 55640), (260, 51146), (428, 31070), (478, 27820), (520, 25573), (535, 24856), (856, 15535), (956, 13910), (1070, 12428), (1195, 11128), (1391, 9560), (1912, 6955), (2140, 6214), (2390, 5564), (2782, 4780), (3107, 4280)]