9450220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1913}}^1$

素因数の和:1954

約数の個数: 48

約数和(自身を含む): 22508640

約数和(自身を除く): 13058420

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 1913, 2470, 3826, 4940, 7652, 9565, 19130, 24869, 36347, 38260, 49738, 72694, 99476, 124345, 145388, 181735, 248690, 363470, 472511, 497380, 726940, 945022, 1890044, 2362555, 4725110, 9450220]

約数ペア:

[(1, 9450220), (2, 4725110), (4, 2362555), (5, 1890044), (10, 945022), (13, 726940), (19, 497380), (20, 472511), (26, 363470), (38, 248690), (52, 181735), (65, 145388), (76, 124345), (95, 99476), (130, 72694), (190, 49738), (247, 38260), (260, 36347), (380, 24869), (494, 19130), (988, 9565), (1235, 7652), (1913, 4940), (2470, 3826)]