90876220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{11621}}^1$

素因数の和:11670

約数の個数: 48

約数和(自身を含む): 210869568

約数和(自身を除く): 119993348

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 11621, 23242, 46484, 58105, 116210, 197557, 232420, 267283, 395114, 534566, 790228, 987785, 1069132, 1336415, 1975570, 2672830, 3951140, 4543811, 5345660, 9087622, 18175244, 22719055, 45438110, 90876220]

約数ペア:

[(1, 90876220), (2, 45438110), (4, 22719055), (5, 18175244), (10, 9087622), (17, 5345660), (20, 4543811), (23, 3951140), (34, 2672830), (46, 1975570), (68, 1336415), (85, 1069132), (92, 987785), (115, 790228), (170, 534566), (230, 395114), (340, 267283), (391, 232420), (460, 197557), (782, 116210), (1564, 58105), (1955, 46484), (3910, 23242), (7820, 11621)]