39149840

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{2137}}^1$

素因数の和:2379

約数の個数: 40

約数和(自身を含む): 91463640

約数和(自身を除く): 52313800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1145, 1832, 2137, 2290, 3664, 4274, 4580, 8548, 9160, 10685, 17096, 18320, 21370, 34192, 42740, 85480, 170960, 489373, 978746, 1957492, 2446865, 3914984, 4893730, 7829968, 9787460, 19574920, 39149840]

約数ペア:

[(1, 39149840), (2, 19574920), (4, 9787460), (5, 7829968), (8, 4893730), (10, 3914984), (16, 2446865), (20, 1957492), (40, 978746), (80, 489373), (229, 170960), (458, 85480), (916, 42740), (1145, 34192), (1832, 21370), (2137, 18320), (2290, 17096), (3664, 10685), (4274, 9160), (4580, 8548)]