20795910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{30139}}^1$

素因数の和:30172

約数の個数: 32

約数和(自身を含む): 52081920

約数和(自身を除く): 31286010

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 30139, 60278, 90417, 150695, 180834, 301390, 452085, 693197, 904170, 1386394, 2079591, 3465985, 4159182, 6931970, 10397955, 20795910]

約数ペア:

[(1, 20795910), (2, 10397955), (3, 6931970), (5, 4159182), (6, 3465985), (10, 2079591), (15, 1386394), (23, 904170), (30, 693197), (46, 452085), (69, 301390), (115, 180834), (138, 150695), (230, 90417), (345, 60278), (690, 30139)]