29420040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18859}}^1$

素因数の和:18886

約数の個数: 64

約数和(自身を含む): 95054400

約数和(自身を除く): 65634360

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, 18859, 37718, 56577, 75436, 94295, 113154, 150872, 188590, 226308, 245167, 282885, 377180, 452616, 490334, 565770, 735501, 754360, 980668, 1131540, 1225835, 1471002, 1961336, 2263080, 2451670, 2942004, 3677505, 4903340, 5884008, 7355010, 9806680, 14710020, 29420040]

約数ペア:

[(1, 29420040), (2, 14710020), (3, 9806680), (4, 7355010), (5, 5884008), (6, 4903340), (8, 3677505), (10, 2942004), (12, 2451670), (13, 2263080), (15, 1961336), (20, 1471002), (24, 1225835), (26, 1131540), (30, 980668), (39, 754360), (40, 735501), (52, 565770), (60, 490334), (65, 452616), (78, 377180), (104, 282885), (120, 245167), (130, 226308), (156, 188590), (195, 150872), (260, 113154), (312, 94295), (390, 75436), (520, 56577), (780, 37718), (1560, 18859)]