1773190280

素因数分解:

$2^3\times 5^1\times {\mathrm{3989}}^1\times {\mathrm{11113}}^1$

素因数の和:15113

約数の個数: 32

約数和(自身を含む): 3991037400

約数和(自身を除く): 2217847120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3989, 7978, 11113, 15956, 19945, 22226, 31912, 39890, 44452, 55565, 79780, 88904, 111130, 159560, 222260, 444520, 44329757, 88659514, 177319028, 221648785, 354638056, 443297570, 886595140, 1773190280]

約数ペア:

[(1, 1773190280), (2, 886595140), (4, 443297570), (5, 354638056), (8, 221648785), (10, 177319028), (20, 88659514), (40, 44329757), (3989, 444520), (7978, 222260), (11113, 159560), (15956, 111130), (19945, 88904), (22226, 79780), (31912, 55565), (39890, 44452)]