728042260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{823}}^1\times {\mathrm{4021}}^1$

素因数の和:4864

約数の個数: 48

約数和(自身を含む): 1670320512

約数和(自身を除く): 942278252

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 823, 1646, 3292, 4021, 4115, 8042, 8230, 9053, 16084, 16460, 18106, 20105, 36212, 40210, 44231, 45265, 80420, 88462, 90530, 176924, 181060, 221155, 442310, 884620, 3309283, 6618566, 13237132, 16546415, 33092830, 36402113, 66185660, 72804226, 145608452, 182010565, 364021130, 728042260]

約数ペア:

[(1, 728042260), (2, 364021130), (4, 182010565), (5, 145608452), (10, 72804226), (11, 66185660), (20, 36402113), (22, 33092830), (44, 16546415), (55, 13237132), (110, 6618566), (220, 3309283), (823, 884620), (1646, 442310), (3292, 221155), (4021, 181060), (4115, 176924), (8042, 90530), (8230, 88462), (9053, 80420), (16084, 45265), (16460, 44231), (18106, 40210), (20105, 36212)]