42370220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{317}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 91996128

約数和(自身を除く): 49625908

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 163, 164, 205, 317, 326, 410, 634, 652, 815, 820, 1268, 1585, 1630, 3170, 3260, 6340, 6683, 12997, 13366, 25994, 26732, 33415, 51671, 51988, 64985, 66830, 103342, 129970, 133660, 206684, 258355, 259940, 516710, 1033420, 2118511, 4237022, 8474044, 10592555, 21185110, 42370220]

約数ペア:

[(1, 42370220), (2, 21185110), (4, 10592555), (5, 8474044), (10, 4237022), (20, 2118511), (41, 1033420), (82, 516710), (163, 259940), (164, 258355), (205, 206684), (317, 133660), (326, 129970), (410, 103342), (634, 66830), (652, 64985), (815, 51988), (820, 51671), (1268, 33415), (1585, 26732), (1630, 25994), (3170, 13366), (3260, 12997), (6340, 6683)]