38579320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^3\times {\mathrm{439}}^1$

素因数の和:489

約数の個数: 64

約数和(自身を含む): 94248000

約数和(自身を除く): 55668680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 439, 520, 676, 845, 878, 1352, 1690, 1756, 2195, 2197, 3380, 3512, 4390, 4394, 5707, 6760, 8780, 8788, 10985, 11414, 17560, 17576, 21970, 22828, 28535, 43940, 45656, 57070, 74191, 87880, 114140, 148382, 228280, 296764, 370955, 593528, 741910, 964483, 1483820, 1928966, 2967640, 3857932, 4822415, 7715864, 9644830, 19289660, 38579320]

約数ペア:

[(1, 38579320), (2, 19289660), (4, 9644830), (5, 7715864), (8, 4822415), (10, 3857932), (13, 2967640), (20, 1928966), (26, 1483820), (40, 964483), (52, 741910), (65, 593528), (104, 370955), (130, 296764), (169, 228280), (260, 148382), (338, 114140), (439, 87880), (520, 74191), (676, 57070), (845, 45656), (878, 43940), (1352, 28535), (1690, 22828), (1756, 21970), (2195, 17576), (2197, 17560), (3380, 11414), (3512, 10985), (4390, 8788), (4394, 8780), (5707, 6760)]