20104108980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13187}}^1\times {\mathrm{25409}}^1$

素因数の和:38608

約数の個数: 48

約数和(自身を含む): 56297989440

約数和(自身を除く): 36193880460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 13187, 25409, 26374, 39561, 50818, 52748, 65935, 76227, 79122, 101636, 127045, 131870, 152454, 158244, 197805, 254090, 263740, 304908, 381135, 395610, 508180, 762270, 791220, 1524540, 335068483, 670136966, 1005205449, 1340273932, 1675342415, 2010410898, 3350684830, 4020821796, 5026027245, 6701369660, 10052054490, 20104108980]

約数ペア:

[(1, 20104108980), (2, 10052054490), (3, 6701369660), (4, 5026027245), (5, 4020821796), (6, 3350684830), (10, 2010410898), (12, 1675342415), (15, 1340273932), (20, 1005205449), (30, 670136966), (60, 335068483), (13187, 1524540), (25409, 791220), (26374, 762270), (39561, 508180), (50818, 395610), (52748, 381135), (65935, 304908), (76227, 263740), (79122, 254090), (101636, 197805), (127045, 158244), (131870, 152454)]