4074220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 9471168

約数和(自身を除く): 5396948

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 521, 782, 1042, 1564, 1955, 2084, 2605, 3910, 5210, 7820, 8857, 10420, 11983, 17714, 23966, 35428, 44285, 47932, 59915, 88570, 119830, 177140, 203711, 239660, 407422, 814844, 1018555, 2037110, 4074220]

約数ペア:

[(1, 4074220), (2, 2037110), (4, 1018555), (5, 814844), (10, 407422), (17, 239660), (20, 203711), (23, 177140), (34, 119830), (46, 88570), (68, 59915), (85, 47932), (92, 44285), (115, 35428), (170, 23966), (230, 17714), (340, 11983), (391, 10420), (460, 8857), (521, 7820), (782, 5210), (1042, 3910), (1564, 2605), (1955, 2084)]