1640242530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{64399}}^1$

素因数の和:64695

約数の個数: 48

約数和(自身を含む): 4279766400

約数和(自身を除く): 2639523870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 283, 566, 849, 1415, 1698, 2547, 2830, 4245, 5094, 8490, 12735, 25470, 64399, 128798, 193197, 321995, 386394, 579591, 643990, 965985, 1159182, 1931970, 2897955, 5795910, 18224917, 36449834, 54674751, 91124585, 109349502, 164024253, 182249170, 273373755, 328048506, 546747510, 820121265, 1640242530]

約数ペア:

[(1, 1640242530), (2, 820121265), (3, 546747510), (5, 328048506), (6, 273373755), (9, 182249170), (10, 164024253), (15, 109349502), (18, 91124585), (30, 54674751), (45, 36449834), (90, 18224917), (283, 5795910), (566, 2897955), (849, 1931970), (1415, 1159182), (1698, 965985), (2547, 643990), (2830, 579591), (4245, 386394), (5094, 321995), (8490, 193197), (12735, 128798), (25470, 64399)]