31200990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{28109}}^1$

素因数の和:28156

約数の個数: 32

約数和(自身を含む): 76908960

約数和(自身を除く): 45707970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 28109, 56218, 84327, 140545, 168654, 281090, 421635, 843270, 1040033, 2080066, 3120099, 5200165, 6240198, 10400330, 15600495, 31200990]

約数ペア:

[(1, 31200990), (2, 15600495), (3, 10400330), (5, 6240198), (6, 5200165), (10, 3120099), (15, 2080066), (30, 1040033), (37, 843270), (74, 421635), (111, 281090), (185, 168654), (222, 140545), (370, 84327), (555, 56218), (1110, 28109)]