1038667540

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{523}}^1\times {\mathrm{911}}^1$

素因数の和:1552

約数の個数: 48

約数和(自身を含む): 2207842560

約数和(自身を除く): 1169175020

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 523, 545, 911, 1046, 1090, 1822, 2092, 2180, 2615, 3644, 4555, 5230, 9110, 10460, 18220, 57007, 99299, 114014, 198598, 228028, 285035, 397196, 476453, 496495, 570070, 952906, 992990, 1140140, 1905812, 1985980, 2382265, 4764530, 9529060, 51933377, 103866754, 207733508, 259666885, 519333770, 1038667540]

約数ペア:

[(1, 1038667540), (2, 519333770), (4, 259666885), (5, 207733508), (10, 103866754), (20, 51933377), (109, 9529060), (218, 4764530), (436, 2382265), (523, 1985980), (545, 1905812), (911, 1140140), (1046, 992990), (1090, 952906), (1822, 570070), (2092, 496495), (2180, 476453), (2615, 397196), (3644, 285035), (4555, 228028), (5230, 198598), (9110, 114014), (10460, 99299), (18220, 57007)]