3143920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3023}}^1$

素因数の和:3049

約数の個数: 40

約数和(自身を含む): 7874496

約数和(自身を除く): 4730576

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 3023, 6046, 12092, 15115, 24184, 30230, 39299, 48368, 60460, 78598, 120920, 157196, 196495, 241840, 314392, 392990, 628784, 785980, 1571960, 3143920]

約数ペア:

[(1, 3143920), (2, 1571960), (4, 785980), (5, 628784), (8, 392990), (10, 314392), (13, 241840), (16, 196495), (20, 157196), (26, 120920), (40, 78598), (52, 60460), (65, 48368), (80, 39299), (104, 30230), (130, 24184), (208, 15115), (260, 12092), (520, 6046), (1040, 3023)]