12760830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1997}}^1$

素因数の和:2081

約数の個数: 48

約数和(自身を含む): 33662304

約数和(自身を除く): 20901474

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 1997, 2130, 3195, 3994, 5991, 6390, 9985, 11982, 17973, 19970, 29955, 35946, 59910, 89865, 141787, 179730, 283574, 425361, 708935, 850722, 1276083, 1417870, 2126805, 2552166, 4253610, 6380415, 12760830]

約数ペア:

[(1, 12760830), (2, 6380415), (3, 4253610), (5, 2552166), (6, 2126805), (9, 1417870), (10, 1276083), (15, 850722), (18, 708935), (30, 425361), (45, 283574), (71, 179730), (90, 141787), (142, 89865), (213, 59910), (355, 35946), (426, 29955), (639, 19970), (710, 17973), (1065, 11982), (1278, 9985), (1997, 6390), (2130, 5991), (3195, 3994)]