38545540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{727}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 88792704

約数和(自身を除く): 50247164

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 241, 482, 727, 964, 1205, 1454, 2410, 2651, 2908, 3635, 4820, 5302, 7270, 7997, 10604, 13255, 14540, 15994, 26510, 31988, 39985, 53020, 79970, 159940, 175207, 350414, 700828, 876035, 1752070, 1927277, 3504140, 3854554, 7709108, 9636385, 19272770, 38545540]

約数ペア:

[(1, 38545540), (2, 19272770), (4, 9636385), (5, 7709108), (10, 3854554), (11, 3504140), (20, 1927277), (22, 1752070), (44, 876035), (55, 700828), (110, 350414), (220, 175207), (241, 159940), (482, 79970), (727, 53020), (964, 39985), (1205, 31988), (1454, 26510), (2410, 15994), (2651, 14540), (2908, 13255), (3635, 10604), (4820, 7997), (5302, 7270)]