38384860

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 83244672

約数和(自身を除く): 44859812

約数列:

[1, 2, 4, 5, 10, 20, 61, 73, 122, 146, 244, 292, 305, 365, 431, 610, 730, 862, 1220, 1460, 1724, 2155, 4310, 4453, 8620, 8906, 17812, 22265, 26291, 31463, 44530, 52582, 62926, 89060, 105164, 125852, 131455, 157315, 262910, 314630, 525820, 629260, 1919243, 3838486, 7676972, 9596215, 19192430, 38384860]

約数ペア:

[(1, 38384860), (2, 19192430), (4, 9596215), (5, 7676972), (10, 3838486), (20, 1919243), (61, 629260), (73, 525820), (122, 314630), (146, 262910), (244, 157315), (292, 131455), (305, 125852), (365, 105164), (431, 89060), (610, 62926), (730, 52582), (862, 44530), (1220, 31463), (1460, 26291), (1724, 22265), (2155, 17812), (4310, 8906), (4453, 8620)]