8348980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 18708480

約数和(自身を除く): 10359500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 127, 173, 190, 254, 346, 380, 508, 635, 692, 865, 1270, 1730, 2413, 2540, 3287, 3460, 4826, 6574, 9652, 12065, 13148, 16435, 21971, 24130, 32870, 43942, 48260, 65740, 87884, 109855, 219710, 417449, 439420, 834898, 1669796, 2087245, 4174490, 8348980]

約数ペア:

[(1, 8348980), (2, 4174490), (4, 2087245), (5, 1669796), (10, 834898), (19, 439420), (20, 417449), (38, 219710), (76, 109855), (95, 87884), (127, 65740), (173, 48260), (190, 43942), (254, 32870), (346, 24130), (380, 21971), (508, 16435), (635, 13148), (692, 12065), (865, 9652), (1270, 6574), (1730, 4826), (2413, 3460), (2540, 3287)]