8376520

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3433}}^1$

素因数の和:3505

約数の個数: 32

約数和(自身を含む): 19161720

約数和(自身を除く): 10785200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 3433, 6866, 13732, 17165, 27464, 34330, 68660, 137320, 209413, 418826, 837652, 1047065, 1675304, 2094130, 4188260, 8376520]

約数ペア:

[(1, 8376520), (2, 4188260), (4, 2094130), (5, 1675304), (8, 1047065), (10, 837652), (20, 418826), (40, 209413), (61, 137320), (122, 68660), (244, 34330), (305, 27464), (488, 17165), (610, 13732), (1220, 6866), (2440, 3433)]