1961570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 3870720

約数和(自身を除く): 1909150

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 191, 382, 395, 790, 955, 1027, 1910, 2054, 2483, 4966, 5135, 10270, 12415, 15089, 24830, 30178, 75445, 150890, 196157, 392314, 980785, 1961570]

約数ペア:

[(1, 1961570), (2, 980785), (5, 392314), (10, 196157), (13, 150890), (26, 75445), (65, 30178), (79, 24830), (130, 15089), (158, 12415), (191, 10270), (382, 5135), (395, 4966), (790, 2483), (955, 2054), (1027, 1910)]