18645040

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6299}}^1$

素因数の和:6349

約数の個数: 40

約数和(自身を含む): 44528400

約数和(自身を除く): 25883360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 6299, 12598, 25196, 31495, 50392, 62990, 100784, 125980, 233063, 251960, 466126, 503920, 932252, 1165315, 1864504, 2330630, 3729008, 4661260, 9322520, 18645040]

約数ペア:

[(1, 18645040), (2, 9322520), (4, 4661260), (5, 3729008), (8, 2330630), (10, 1864504), (16, 1165315), (20, 932252), (37, 503920), (40, 466126), (74, 251960), (80, 233063), (148, 125980), (185, 100784), (296, 62990), (370, 50392), (592, 31495), (740, 25196), (1480, 12598), (2960, 6299)]