6420005680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7295461}}^1$

素因数の和:7295485

約数の個数: 40

約数和(自身を含む): 16283471184

約数和(自身を除く): 9863465504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 7295461, 14590922, 29181844, 36477305, 58363688, 72954610, 80250071, 116727376, 145909220, 160500142, 291818440, 321000284, 401250355, 583636880, 642000568, 802500710, 1284001136, 1605001420, 3210002840, 6420005680]

約数ペア:

[(1, 6420005680), (2, 3210002840), (4, 1605001420), (5, 1284001136), (8, 802500710), (10, 642000568), (11, 583636880), (16, 401250355), (20, 321000284), (22, 291818440), (40, 160500142), (44, 145909220), (55, 116727376), (80, 80250071), (88, 72954610), (110, 58363688), (176, 36477305), (220, 29181844), (440, 14590922), (880, 7295461)]