16940040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10859}}^1$

素因数の和:10886

約数の個数: 64

約数和(自身を含む): 54734400

約数和(自身を除く): 37794360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 10859, 21718, 32577, 43436, 54295, 65154, 86872, 108590, 130308, 141167, 162885, 217180, 260616, 282334, 325770, 423501, 434360, 564668, 651540, 705835, 847002, 1129336, 1303080, 1411670, 1694004, 2117505, 2823340, 3388008, 4235010, 5646680, 8470020, 16940040]

約数ペア:

[(1, 16940040), (2, 8470020), (3, 5646680), (4, 4235010), (5, 3388008), (6, 2823340), (8, 2117505), (10, 1694004), (12, 1411670), (13, 1303080), (15, 1129336), (20, 847002), (24, 705835), (26, 651540), (30, 564668), (39, 434360), (40, 423501), (52, 325770), (60, 282334), (65, 260616), (78, 217180), (104, 162885), (120, 141167), (130, 130308), (156, 108590), (195, 86872), (260, 65154), (312, 54295), (390, 43436), (520, 32577), (780, 21718), (1560, 10859)]