122957740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{1451}}^1$

素因数の和:1702

約数の個数: 48

約数和(自身を含む): 273208320

約数和(自身を除く): 150250580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 223, 380, 446, 892, 1115, 1451, 2230, 2902, 4237, 4460, 5804, 7255, 8474, 14510, 16948, 21185, 27569, 29020, 42370, 55138, 84740, 110276, 137845, 275690, 323573, 551380, 647146, 1294292, 1617865, 3235730, 6147887, 6471460, 12295774, 24591548, 30739435, 61478870, 122957740]

約数ペア:

[(1, 122957740), (2, 61478870), (4, 30739435), (5, 24591548), (10, 12295774), (19, 6471460), (20, 6147887), (38, 3235730), (76, 1617865), (95, 1294292), (190, 647146), (223, 551380), (380, 323573), (446, 275690), (892, 137845), (1115, 110276), (1451, 84740), (2230, 55138), (2902, 42370), (4237, 29020), (4460, 27569), (5804, 21185), (7255, 16948), (8474, 14510)]