16153940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{727}}^1$

素因数の和:848

約数の個数: 48

約数和(自身を含む): 37425024

約数和(自身を除く): 21271084

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 404, 505, 727, 1010, 1111, 1454, 2020, 2222, 2908, 3635, 4444, 5555, 7270, 7997, 11110, 14540, 15994, 22220, 31988, 39985, 73427, 79970, 146854, 159940, 293708, 367135, 734270, 807697, 1468540, 1615394, 3230788, 4038485, 8076970, 16153940]

約数ペア:

[(1, 16153940), (2, 8076970), (4, 4038485), (5, 3230788), (10, 1615394), (11, 1468540), (20, 807697), (22, 734270), (44, 367135), (55, 293708), (101, 159940), (110, 146854), (202, 79970), (220, 73427), (404, 39985), (505, 31988), (727, 22220), (1010, 15994), (1111, 14540), (1454, 11110), (2020, 7997), (2222, 7270), (2908, 5555), (3635, 4444)]