20346486320

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11057873}}^1$

素因数の和:11057909

約数の個数: 40

約数和(自身を含む): 49362349536

約数和(自身を除く): 29015863216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 11057873, 22115746, 44231492, 55289365, 88462984, 110578730, 176925968, 221157460, 254331079, 442314920, 508662158, 884629840, 1017324316, 1271655395, 2034648632, 2543310790, 4069297264, 5086621580, 10173243160, 20346486320]

約数ペア:

[(1, 20346486320), (2, 10173243160), (4, 5086621580), (5, 4069297264), (8, 2543310790), (10, 2034648632), (16, 1271655395), (20, 1017324316), (23, 884629840), (40, 508662158), (46, 442314920), (80, 254331079), (92, 221157460), (115, 176925968), (184, 110578730), (230, 88462984), (368, 55289365), (460, 44231492), (920, 22115746), (1840, 11057873)]