2783998090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{45587}}^1$

素因数の和:45822

約数の個数: 32

約数和(自身を含む): 5199220224

約数和(自身を除く): 2415222134

約数列:

[1, 2, 5, 10, 31, 62, 155, 197, 310, 394, 985, 1970, 6107, 12214, 30535, 45587, 61070, 91174, 227935, 455870, 1413197, 2826394, 7065985, 8980639, 14131970, 17961278, 44903195, 89806390, 278399809, 556799618, 1391999045, 2783998090]

約数ペア:

[(1, 2783998090), (2, 1391999045), (5, 556799618), (10, 278399809), (31, 89806390), (62, 44903195), (155, 17961278), (197, 14131970), (310, 8980639), (394, 7065985), (985, 2826394), (1970, 1413197), (6107, 455870), (12214, 227935), (30535, 91174), (45587, 61070)]