988890137740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{38299}}^1\times {\mathrm{56131}}^1$

素因数の和:94462

約数の個数: 48

約数和(自身を含む): 2167054444800

約数和(自身を除く): 1178164307060

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 38299, 56131, 76598, 112262, 153196, 191495, 224524, 280655, 382990, 561310, 765980, 880877, 1122620, 1291013, 1761754, 2582026, 3523508, 4404385, 5164052, 6455065, 8808770, 12910130, 17617540, 25820260, 2149761169, 4299522338, 8599044676, 10748805845, 21497611690, 42995223380, 49444506887, 98889013774, 197778027548, 247222534435, 494445068870, 988890137740]

約数ペア:

[(1, 988890137740), (2, 494445068870), (4, 247222534435), (5, 197778027548), (10, 98889013774), (20, 49444506887), (23, 42995223380), (46, 21497611690), (92, 10748805845), (115, 8599044676), (230, 4299522338), (460, 2149761169), (38299, 25820260), (56131, 17617540), (76598, 12910130), (112262, 8808770), (153196, 6455065), (191495, 5164052), (224524, 4404385), (280655, 3523508), (382990, 2582026), (561310, 1761754), (765980, 1291013), (880877, 1122620)]