8823980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2111}}^1$

素因数の和:2150

約数の個数: 48

約数和(自身を含む): 21288960

約数和(自身を除く): 12464980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 2111, 4180, 4222, 8444, 10555, 21110, 23221, 40109, 42220, 46442, 80218, 92884, 116105, 160436, 200545, 232210, 401090, 441199, 464420, 802180, 882398, 1764796, 2205995, 4411990, 8823980]

約数ペア:

[(1, 8823980), (2, 4411990), (4, 2205995), (5, 1764796), (10, 882398), (11, 802180), (19, 464420), (20, 441199), (22, 401090), (38, 232210), (44, 200545), (55, 160436), (76, 116105), (95, 92884), (110, 80218), (190, 46442), (209, 42220), (220, 40109), (380, 23221), (418, 21110), (836, 10555), (1045, 8444), (2090, 4222), (2111, 4180)]