13506520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 32425920

約数和(自身を除く): 18919400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 53, 92, 106, 115, 184, 212, 230, 265, 277, 424, 460, 530, 554, 920, 1060, 1108, 1219, 1385, 2120, 2216, 2438, 2770, 4876, 5540, 6095, 6371, 9752, 11080, 12190, 12742, 14681, 24380, 25484, 29362, 31855, 48760, 50968, 58724, 63710, 73405, 117448, 127420, 146810, 254840, 293620, 337663, 587240, 675326, 1350652, 1688315, 2701304, 3376630, 6753260, 13506520]

約数ペア:

[(1, 13506520), (2, 6753260), (4, 3376630), (5, 2701304), (8, 1688315), (10, 1350652), (20, 675326), (23, 587240), (40, 337663), (46, 293620), (53, 254840), (92, 146810), (106, 127420), (115, 117448), (184, 73405), (212, 63710), (230, 58724), (265, 50968), (277, 48760), (424, 31855), (460, 29362), (530, 25484), (554, 24380), (920, 14681), (1060, 12742), (1108, 12190), (1219, 11080), (1385, 9752), (2120, 6371), (2216, 6095), (2438, 5540), (2770, 4876)]