31742260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{919}}^1$

素因数の和:1096

約数の個数: 48

約数和(自身を含む): 73261440

約数和(自身を除く): 41519180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 157, 220, 314, 628, 785, 919, 1570, 1727, 1838, 3140, 3454, 3676, 4595, 6908, 8635, 9190, 10109, 17270, 18380, 20218, 34540, 40436, 50545, 101090, 144283, 202180, 288566, 577132, 721415, 1442830, 1587113, 2885660, 3174226, 6348452, 7935565, 15871130, 31742260]

約数ペア:

[(1, 31742260), (2, 15871130), (4, 7935565), (5, 6348452), (10, 3174226), (11, 2885660), (20, 1587113), (22, 1442830), (44, 721415), (55, 577132), (110, 288566), (157, 202180), (220, 144283), (314, 101090), (628, 50545), (785, 40436), (919, 34540), (1570, 20218), (1727, 18380), (1838, 17270), (3140, 10109), (3454, 9190), (3676, 8635), (4595, 6908)]