2002076840

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{307067}}^1$

素因数の和:307241

約数の個数: 32

約数和(自身を含む): 4532323680

約数和(自身を除く): 2530246840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 307067, 614134, 1228268, 1535335, 2456536, 3070670, 6141340, 12282680, 50051921, 100103842, 200207684, 250259605, 400415368, 500519210, 1001038420, 2002076840]

約数ペア:

[(1, 2002076840), (2, 1001038420), (4, 500519210), (5, 400415368), (8, 250259605), (10, 200207684), (20, 100103842), (40, 50051921), (163, 12282680), (326, 6141340), (652, 3070670), (815, 2456536), (1304, 1535335), (1630, 1228268), (3260, 614134), (6520, 307067)]