4104920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2503}}^1$

素因数の和:2555

約数の個数: 32

約数和(自身を含む): 9465120

約数和(自身を除く): 5360200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 2503, 5006, 10012, 12515, 20024, 25030, 50060, 100120, 102623, 205246, 410492, 513115, 820984, 1026230, 2052460, 4104920]

約数ペア:

[(1, 4104920), (2, 2052460), (4, 1026230), (5, 820984), (8, 513115), (10, 410492), (20, 205246), (40, 102623), (41, 100120), (82, 50060), (164, 25030), (205, 20024), (328, 12515), (410, 10012), (820, 5006), (1640, 2503)]