344995780

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{293}}^1\times {\mathrm{521}}^1$

素因数の和:936

約数の個数: 48

約数和(自身を含む): 734804784

約数和(自身を除く): 389809004

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 293, 452, 521, 565, 586, 1042, 1130, 1172, 1465, 2084, 2260, 2605, 2930, 5210, 5860, 10420, 33109, 58873, 66218, 117746, 132436, 152653, 165545, 235492, 294365, 305306, 331090, 588730, 610612, 662180, 763265, 1177460, 1526530, 3053060, 17249789, 34499578, 68999156, 86248945, 172497890, 344995780]

約数ペア:

[(1, 344995780), (2, 172497890), (4, 86248945), (5, 68999156), (10, 34499578), (20, 17249789), (113, 3053060), (226, 1526530), (293, 1177460), (452, 763265), (521, 662180), (565, 610612), (586, 588730), (1042, 331090), (1130, 305306), (1172, 294365), (1465, 235492), (2084, 165545), (2260, 152653), (2605, 132436), (2930, 117746), (5210, 66218), (5860, 58873), (10420, 33109)]