20737710

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{32917}}^1$

素因数の和:32937

約数の個数: 48

約数和(自身を含む): 61622496

約数和(自身を除く): 40884786

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 32917, 65834, 98751, 164585, 197502, 230419, 296253, 329170, 460838, 493755, 592506, 691257, 987510, 1152095, 1382514, 1481265, 2073771, 2304190, 2962530, 3456285, 4147542, 6912570, 10368855, 20737710]

約数ペア:

[(1, 20737710), (2, 10368855), (3, 6912570), (5, 4147542), (6, 3456285), (7, 2962530), (9, 2304190), (10, 2073771), (14, 1481265), (15, 1382514), (18, 1152095), (21, 987510), (30, 691257), (35, 592506), (42, 493755), (45, 460838), (63, 329170), (70, 296253), (90, 230419), (105, 197502), (126, 164585), (210, 98751), (315, 65834), (630, 32917)]