88305040

素因数分解:

$2^4\times 5^1\times {\mathrm{617}}^1\times {\mathrm{1789}}^1$

素因数の和:2419

約数の個数: 40

約数和(自身を含む): 205756920

約数和(自身を除く): 117451880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 617, 1234, 1789, 2468, 3085, 3578, 4936, 6170, 7156, 8945, 9872, 12340, 14312, 17890, 24680, 28624, 35780, 49360, 71560, 143120, 1103813, 2207626, 4415252, 5519065, 8830504, 11038130, 17661008, 22076260, 44152520, 88305040]

約数ペア:

[(1, 88305040), (2, 44152520), (4, 22076260), (5, 17661008), (8, 11038130), (10, 8830504), (16, 5519065), (20, 4415252), (40, 2207626), (80, 1103813), (617, 143120), (1234, 71560), (1789, 49360), (2468, 35780), (3085, 28624), (3578, 24680), (4936, 17890), (6170, 14312), (7156, 12340), (8945, 9872)]