1788897680

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{972227}}^1$

素因数の和:972263

約数の個数: 40

約数和(自身を含む): 4340025792

約数和(自身を除く): 2551128112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 972227, 1944454, 3888908, 4861135, 7777816, 9722270, 15555632, 19444540, 22361221, 38889080, 44722442, 77778160, 89444884, 111806105, 178889768, 223612210, 357779536, 447224420, 894448840, 1788897680]

約数ペア:

[(1, 1788897680), (2, 894448840), (4, 447224420), (5, 357779536), (8, 223612210), (10, 178889768), (16, 111806105), (20, 89444884), (23, 77778160), (40, 44722442), (46, 38889080), (80, 22361221), (92, 19444540), (115, 15555632), (184, 9722270), (230, 7777816), (368, 4861135), (460, 3888908), (920, 1944454), (1840, 972227)]