12038420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 26481168

約数和(自身を除く): 14442748

約数列:

[1, 2, 4, 5, 10, 20, 41, 53, 82, 106, 164, 205, 212, 265, 277, 410, 530, 554, 820, 1060, 1108, 1385, 2173, 2770, 4346, 5540, 8692, 10865, 11357, 14681, 21730, 22714, 29362, 43460, 45428, 56785, 58724, 73405, 113570, 146810, 227140, 293620, 601921, 1203842, 2407684, 3009605, 6019210, 12038420]

約数ペア:

[(1, 12038420), (2, 6019210), (4, 3009605), (5, 2407684), (10, 1203842), (20, 601921), (41, 293620), (53, 227140), (82, 146810), (106, 113570), (164, 73405), (205, 58724), (212, 56785), (265, 45428), (277, 43460), (410, 29362), (530, 22714), (554, 21730), (820, 14681), (1060, 11357), (1108, 10865), (1385, 8692), (2173, 5540), (2770, 4346)]