2045681660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{853}}^1\times {\mathrm{991}}^1$

素因数の和:1875

約数の個数: 72

約数和(自身を含む): 4732280448

約数和(自身を除く): 2686598788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 853, 991, 1210, 1706, 1982, 2420, 3412, 3964, 4265, 4955, 8530, 9383, 9910, 10901, 17060, 18766, 19820, 21802, 37532, 43604, 46915, 54505, 93830, 103213, 109010, 119911, 187660, 206426, 218020, 239822, 412852, 479644, 516065, 599555, 845323, 1032130, 1199110, 1690646, 2064260, 2398220, 3381292, 4226615, 8453230, 9298553, 16906460, 18597106, 37194212, 46492765, 92985530, 102284083, 185971060, 204568166, 409136332, 511420415, 1022840830, 2045681660]

約数ペア:

[(1, 2045681660), (2, 1022840830), (4, 511420415), (5, 409136332), (10, 204568166), (11, 185971060), (20, 102284083), (22, 92985530), (44, 46492765), (55, 37194212), (110, 18597106), (121, 16906460), (220, 9298553), (242, 8453230), (484, 4226615), (605, 3381292), (853, 2398220), (991, 2064260), (1210, 1690646), (1706, 1199110), (1982, 1032130), (2420, 845323), (3412, 599555), (3964, 516065), (4265, 479644), (4955, 412852), (8530, 239822), (9383, 218020), (9910, 206426), (10901, 187660), (17060, 119911), (18766, 109010), (19820, 103213), (21802, 93830), (37532, 54505), (43604, 46915)]