90840012

素因数分解:

$2^2\times 3^1\times {\mathrm{421}}^1\times {\mathrm{17981}}^1$

素因数の和:18409

約数の個数: 24

約数和(自身を含む): 212475312

約数和(自身を除く): 121635300

約数列:

[1, 2, 3, 4, 6, 12, 421, 842, 1263, 1684, 2526, 5052, 17981, 35962, 53943, 71924, 107886, 215772, 7570001, 15140002, 22710003, 30280004, 45420006, 90840012]

約数ペア:

[(1, 90840012), (2, 45420006), (3, 30280004), (4, 22710003), (6, 15140002), (12, 7570001), (421, 215772), (842, 107886), (1263, 71924), (1684, 53943), (2526, 35962), (5052, 17981)]