2085776980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{66809}}^1$

素因数の和:67048

約数の個数: 48

約数和(自身を含む): 5028387840

約数和(自身を除く): 2942610860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223, 446, 892, 1115, 1561, 2230, 3122, 4460, 6244, 7805, 15610, 31220, 66809, 133618, 267236, 334045, 467663, 668090, 935326, 1336180, 1870652, 2338315, 4676630, 9353260, 14898407, 29796814, 59593628, 74492035, 104288849, 148984070, 208577698, 297968140, 417155396, 521444245, 1042888490, 2085776980]

約数ペア:

[(1, 2085776980), (2, 1042888490), (4, 521444245), (5, 417155396), (7, 297968140), (10, 208577698), (14, 148984070), (20, 104288849), (28, 74492035), (35, 59593628), (70, 29796814), (140, 14898407), (223, 9353260), (446, 4676630), (892, 2338315), (1115, 1870652), (1561, 1336180), (2230, 935326), (3122, 668090), (4460, 467663), (6244, 334045), (7805, 267236), (15610, 133618), (31220, 66809)]