12856740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 39626496

約数和(自身を除く): 26769756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 53, 60, 65, 78, 106, 130, 156, 159, 195, 212, 260, 265, 311, 318, 390, 530, 622, 636, 689, 780, 795, 933, 1060, 1244, 1378, 1555, 1590, 1866, 2067, 2756, 3110, 3180, 3445, 3732, 4043, 4134, 4665, 6220, 6890, 8086, 8268, 9330, 10335, 12129, 13780, 16172, 16483, 18660, 20215, 20670, 24258, 32966, 40430, 41340, 48516, 49449, 60645, 65932, 80860, 82415, 98898, 121290, 164830, 197796, 214279, 242580, 247245, 329660, 428558, 494490, 642837, 857116, 988980, 1071395, 1285674, 2142790, 2571348, 3214185, 4285580, 6428370, 12856740]

約数ペア:

[(1, 12856740), (2, 6428370), (3, 4285580), (4, 3214185), (5, 2571348), (6, 2142790), (10, 1285674), (12, 1071395), (13, 988980), (15, 857116), (20, 642837), (26, 494490), (30, 428558), (39, 329660), (52, 247245), (53, 242580), (60, 214279), (65, 197796), (78, 164830), (106, 121290), (130, 98898), (156, 82415), (159, 80860), (195, 65932), (212, 60645), (260, 49449), (265, 48516), (311, 41340), (318, 40430), (390, 32966), (530, 24258), (622, 20670), (636, 20215), (689, 18660), (780, 16483), (795, 16172), (933, 13780), (1060, 12129), (1244, 10335), (1378, 9330), (1555, 8268), (1590, 8086), (1866, 6890), (2067, 6220), (2756, 4665), (3110, 4134), (3180, 4043), (3445, 3732)]