201442840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{1087}}^1$

素因数の和:1252

約数の個数: 64

約数和(自身を含む): 468840960

約数和(自身を除く): 267398120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 113, 164, 205, 226, 328, 410, 452, 565, 820, 904, 1087, 1130, 1640, 2174, 2260, 4348, 4520, 4633, 5435, 8696, 9266, 10870, 18532, 21740, 23165, 37064, 43480, 44567, 46330, 89134, 92660, 122831, 178268, 185320, 222835, 245662, 356536, 445670, 491324, 614155, 891340, 982648, 1228310, 1782680, 2456620, 4913240, 5036071, 10072142, 20144284, 25180355, 40288568, 50360710, 100721420, 201442840]

約数ペア:

[(1, 201442840), (2, 100721420), (4, 50360710), (5, 40288568), (8, 25180355), (10, 20144284), (20, 10072142), (40, 5036071), (41, 4913240), (82, 2456620), (113, 1782680), (164, 1228310), (205, 982648), (226, 891340), (328, 614155), (410, 491324), (452, 445670), (565, 356536), (820, 245662), (904, 222835), (1087, 185320), (1130, 178268), (1640, 122831), (2174, 92660), (2260, 89134), (4348, 46330), (4520, 44567), (4633, 43480), (5435, 37064), (8696, 23165), (9266, 21740), (10870, 18532)]