2537220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{863}}^1$

素因数の和:889

約数の個数: 72

約数和(自身を含む): 8273664

約数和(自身を除く): 5736444

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 863, 980, 1470, 1726, 2589, 2940, 3452, 4315, 5178, 6041, 8630, 10356, 12082, 12945, 17260, 18123, 24164, 25890, 30205, 36246, 42287, 51780, 60410, 72492, 84574, 90615, 120820, 126861, 169148, 181230, 211435, 253722, 362460, 422870, 507444, 634305, 845740, 1268610, 2537220]

約数ペア:

[(1, 2537220), (2, 1268610), (3, 845740), (4, 634305), (5, 507444), (6, 422870), (7, 362460), (10, 253722), (12, 211435), (14, 181230), (15, 169148), (20, 126861), (21, 120820), (28, 90615), (30, 84574), (35, 72492), (42, 60410), (49, 51780), (60, 42287), (70, 36246), (84, 30205), (98, 25890), (105, 24164), (140, 18123), (147, 17260), (196, 12945), (210, 12082), (245, 10356), (294, 8630), (420, 6041), (490, 5178), (588, 4315), (735, 3452), (863, 2940), (980, 2589), (1470, 1726)]