193146980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{10463}}^1$

素因数の和:10556

約数の個数: 48

約数和(自身を含む): 443003904

約数和(自身を除く): 249856924

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3692, 4615, 9230, 10463, 18460, 20926, 41852, 52315, 104630, 136019, 209260, 272038, 544076, 680095, 742873, 1360190, 1485746, 2720380, 2971492, 3714365, 7428730, 9657349, 14857460, 19314698, 38629396, 48286745, 96573490, 193146980]

約数ペア:

[(1, 193146980), (2, 96573490), (4, 48286745), (5, 38629396), (10, 19314698), (13, 14857460), (20, 9657349), (26, 7428730), (52, 3714365), (65, 2971492), (71, 2720380), (130, 1485746), (142, 1360190), (260, 742873), (284, 680095), (355, 544076), (710, 272038), (923, 209260), (1420, 136019), (1846, 104630), (3692, 52315), (4615, 41852), (9230, 20926), (10463, 18460)]