12427120

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{953}}^1$

素因数の和:1129

約数の個数: 40

約数和(自身を含む): 29100816

約数和(自身を除く): 16673696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 953, 1304, 1630, 1906, 2608, 3260, 3812, 4765, 6520, 7624, 9530, 13040, 15248, 19060, 38120, 76240, 155339, 310678, 621356, 776695, 1242712, 1553390, 2485424, 3106780, 6213560, 12427120]

約数ペア:

[(1, 12427120), (2, 6213560), (4, 3106780), (5, 2485424), (8, 1553390), (10, 1242712), (16, 776695), (20, 621356), (40, 310678), (80, 155339), (163, 76240), (326, 38120), (652, 19060), (815, 15248), (953, 13040), (1304, 9530), (1630, 7624), (1906, 6520), (2608, 4765), (3260, 3812)]