1028613520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1168879}}^1$

素因数の和:1168903

約数の個数: 40

約数和(自身を含む): 2608940160

約数和(自身を除く): 1580326640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1168879, 2337758, 4675516, 5844395, 9351032, 11688790, 12857669, 18702064, 23377580, 25715338, 46755160, 51430676, 64288345, 93510320, 102861352, 128576690, 205722704, 257153380, 514306760, 1028613520]

約数ペア:

[(1, 1028613520), (2, 514306760), (4, 257153380), (5, 205722704), (8, 128576690), (10, 102861352), (11, 93510320), (16, 64288345), (20, 51430676), (22, 46755160), (40, 25715338), (44, 23377580), (55, 18702064), (80, 12857669), (88, 11688790), (110, 9351032), (176, 5844395), (220, 4675516), (440, 2337758), (880, 1168879)]