20377710

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1063}}^1$

素因数の和:1150

約数の個数: 64

約数和(自身を含む): 55157760

約数和(自身を除く): 34780050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 90, 135, 142, 213, 270, 355, 426, 639, 710, 1063, 1065, 1278, 1917, 2126, 2130, 3189, 3195, 3834, 5315, 6378, 6390, 9567, 9585, 10630, 15945, 19134, 19170, 28701, 31890, 47835, 57402, 75473, 95670, 143505, 150946, 226419, 287010, 377365, 452838, 679257, 754730, 1132095, 1358514, 2037771, 2264190, 3396285, 4075542, 6792570, 10188855, 20377710]

約数ペア:

[(1, 20377710), (2, 10188855), (3, 6792570), (5, 4075542), (6, 3396285), (9, 2264190), (10, 2037771), (15, 1358514), (18, 1132095), (27, 754730), (30, 679257), (45, 452838), (54, 377365), (71, 287010), (90, 226419), (135, 150946), (142, 143505), (213, 95670), (270, 75473), (355, 57402), (426, 47835), (639, 31890), (710, 28701), (1063, 19170), (1065, 19134), (1278, 15945), (1917, 10630), (2126, 9585), (2130, 9567), (3189, 6390), (3195, 6378), (3834, 5315)]