38724020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{31741}}^1$

素因数の和:31811

約数の個数: 24

約数和(自身を含む): 82656168

約数和(自身を除く): 43932148

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 31741, 63482, 126964, 158705, 317410, 634820, 1936201, 3872402, 7744804, 9681005, 19362010, 38724020]

約数ペア:

[(1, 38724020), (2, 19362010), (4, 9681005), (5, 7744804), (10, 3872402), (20, 1936201), (61, 634820), (122, 317410), (244, 158705), (305, 126964), (610, 63482), (1220, 31741)]