231495940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{15091}}^1$

素因数の和:15172

約数の個数: 48

約数和(自身を含む): 532445760

約数和(自身を除く): 300949820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 260, 295, 590, 767, 1180, 1534, 3068, 3835, 7670, 15091, 15340, 30182, 60364, 75455, 150910, 196183, 301820, 392366, 784732, 890369, 980915, 1780738, 1961830, 3561476, 3923660, 4451845, 8903690, 11574797, 17807380, 23149594, 46299188, 57873985, 115747970, 231495940]

約数ペア:

[(1, 231495940), (2, 115747970), (4, 57873985), (5, 46299188), (10, 23149594), (13, 17807380), (20, 11574797), (26, 8903690), (52, 4451845), (59, 3923660), (65, 3561476), (118, 1961830), (130, 1780738), (236, 980915), (260, 890369), (295, 784732), (590, 392366), (767, 301820), (1180, 196183), (1534, 150910), (3068, 75455), (3835, 60364), (7670, 30182), (15091, 15340)]