858982480

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{176021}}^1$

素因数の和:176095

約数の個数: 40

約数和(自身を含む): 2029885704

約数和(自身を除く): 1170903224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 176021, 352042, 704084, 880105, 1408168, 1760210, 2816336, 3520420, 7040840, 10737281, 14081680, 21474562, 42949124, 53686405, 85898248, 107372810, 171796496, 214745620, 429491240, 858982480]

約数ペア:

[(1, 858982480), (2, 429491240), (4, 214745620), (5, 171796496), (8, 107372810), (10, 85898248), (16, 53686405), (20, 42949124), (40, 21474562), (61, 14081680), (80, 10737281), (122, 7040840), (244, 3520420), (305, 2816336), (488, 1760210), (610, 1408168), (976, 880105), (1220, 704084), (2440, 352042), (4880, 176021)]