20278314990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{1619}}^1\times {\mathrm{139169}}^1$

素因数の和:140801

約数の個数: 48

約数和(自身を含む): 52756563600

約数和(自身を除く): 32478248610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1619, 3238, 4857, 8095, 9714, 14571, 16190, 24285, 29142, 48570, 72855, 139169, 145710, 278338, 417507, 695845, 835014, 1252521, 1391690, 2087535, 2505042, 4175070, 6262605, 12525210, 225314611, 450629222, 675943833, 1126573055, 1351887666, 2027831499, 2253146110, 3379719165, 4055662998, 6759438330, 10139157495, 20278314990]

約数ペア:

[(1, 20278314990), (2, 10139157495), (3, 6759438330), (5, 4055662998), (6, 3379719165), (9, 2253146110), (10, 2027831499), (15, 1351887666), (18, 1126573055), (30, 675943833), (45, 450629222), (90, 225314611), (1619, 12525210), (3238, 6262605), (4857, 4175070), (8095, 2505042), (9714, 2087535), (14571, 1391690), (16190, 1252521), (24285, 835014), (29142, 695845), (48570, 417507), (72855, 278338), (139169, 145710)]