746904740

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{612217}}^1$

素因数の和:612287

約数の個数: 24

約数和(自身を含む): 1594215672

約数和(自身を除く): 847310932

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 612217, 1224434, 2448868, 3061085, 6122170, 12244340, 37345237, 74690474, 149380948, 186726185, 373452370, 746904740]

約数ペア:

[(1, 746904740), (2, 373452370), (4, 186726185), (5, 149380948), (10, 74690474), (20, 37345237), (61, 12244340), (122, 6122170), (244, 3061085), (305, 2448868), (610, 1224434), (1220, 612217)]