396022640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{3697}}^1$

素因数の和:3826

約数の個数: 80

約数和(自身を含む): 1001477568

約数和(自身を除く): 605454928

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 103, 104, 130, 206, 208, 260, 412, 515, 520, 824, 1030, 1040, 1339, 1648, 2060, 2678, 3697, 4120, 5356, 6695, 7394, 8240, 10712, 13390, 14788, 18485, 21424, 26780, 29576, 36970, 48061, 53560, 59152, 73940, 96122, 107120, 147880, 192244, 240305, 295760, 380791, 384488, 480610, 761582, 768976, 961220, 1523164, 1903955, 1922440, 3046328, 3807910, 3844880, 4950283, 6092656, 7615820, 9900566, 15231640, 19801132, 24751415, 30463280, 39602264, 49502830, 79204528, 99005660, 198011320, 396022640]

約数ペア:

[(1, 396022640), (2, 198011320), (4, 99005660), (5, 79204528), (8, 49502830), (10, 39602264), (13, 30463280), (16, 24751415), (20, 19801132), (26, 15231640), (40, 9900566), (52, 7615820), (65, 6092656), (80, 4950283), (103, 3844880), (104, 3807910), (130, 3046328), (206, 1922440), (208, 1903955), (260, 1523164), (412, 961220), (515, 768976), (520, 761582), (824, 480610), (1030, 384488), (1040, 380791), (1339, 295760), (1648, 240305), (2060, 192244), (2678, 147880), (3697, 107120), (4120, 96122), (5356, 73940), (6695, 59152), (7394, 53560), (8240, 48061), (10712, 36970), (13390, 29576), (14788, 26780), (18485, 21424)]