90399220

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{14723}}^1$

素因数の和:15039

約数の個数: 24

約数和(自身を含む): 190469664

約数和(自身を除く): 100070444

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 14723, 29446, 58892, 73615, 147230, 294460, 4519961, 9039922, 18079844, 22599805, 45199610, 90399220]

約数ペア:

[(1, 90399220), (2, 45199610), (4, 22599805), (5, 18079844), (10, 9039922), (20, 4519961), (307, 294460), (614, 147230), (1228, 73615), (1535, 58892), (3070, 29446), (6140, 14723)]