2621820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1181}}^1$

素因数の和:1230

約数の個数: 48

約数和(自身を含む): 7545888

約数和(自身を除く): 4924068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 1181, 2220, 2362, 3543, 4724, 5905, 7086, 11810, 14172, 17715, 23620, 35430, 43697, 70860, 87394, 131091, 174788, 218485, 262182, 436970, 524364, 655455, 873940, 1310910, 2621820]

約数ペア:

[(1, 2621820), (2, 1310910), (3, 873940), (4, 655455), (5, 524364), (6, 436970), (10, 262182), (12, 218485), (15, 174788), (20, 131091), (30, 87394), (37, 70860), (60, 43697), (74, 35430), (111, 23620), (148, 17715), (185, 14172), (222, 11810), (370, 7086), (444, 5905), (555, 4724), (740, 3543), (1110, 2362), (1181, 2220)]