853563280

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{39371}}^1$

素因数の和:39655

約数の個数: 40

約数和(自身を含む): 1991908224

約数和(自身を除く): 1138344944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 1084, 1355, 2168, 2710, 4336, 5420, 10840, 21680, 39371, 78742, 157484, 196855, 314968, 393710, 629936, 787420, 1574840, 3149680, 10669541, 21339082, 42678164, 53347705, 85356328, 106695410, 170712656, 213390820, 426781640, 853563280]

約数ペア:

[(1, 853563280), (2, 426781640), (4, 213390820), (5, 170712656), (8, 106695410), (10, 85356328), (16, 53347705), (20, 42678164), (40, 21339082), (80, 10669541), (271, 3149680), (542, 1574840), (1084, 787420), (1355, 629936), (2168, 393710), (2710, 314968), (4336, 196855), (5420, 157484), (10840, 78742), (21680, 39371)]