804913540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{23143}}^1$

素因数の和:23236

約数の個数: 48

約数和(自身を含む): 1773015552

約数和(自身を除く): 968102012

約数列:

[1, 2, 4, 5, 10, 20, 37, 47, 74, 94, 148, 185, 188, 235, 370, 470, 740, 940, 1739, 3478, 6956, 8695, 17390, 23143, 34780, 46286, 92572, 115715, 231430, 462860, 856291, 1087721, 1712582, 2175442, 3425164, 4281455, 4350884, 5438605, 8562910, 10877210, 17125820, 21754420, 40245677, 80491354, 160982708, 201228385, 402456770, 804913540]

約数ペア:

[(1, 804913540), (2, 402456770), (4, 201228385), (5, 160982708), (10, 80491354), (20, 40245677), (37, 21754420), (47, 17125820), (74, 10877210), (94, 8562910), (148, 5438605), (185, 4350884), (188, 4281455), (235, 3425164), (370, 2175442), (470, 1712582), (740, 1087721), (940, 856291), (1739, 462860), (3478, 231430), (6956, 115715), (8695, 92572), (17390, 46286), (23143, 34780)]