90452840

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{30977}}^1$

素因数の和:31061

約数の個数: 32

約数和(自身を含む): 206313480

約数和(自身を除く): 115860640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 30977, 61954, 123908, 154885, 247816, 309770, 619540, 1239080, 2261321, 4522642, 9045284, 11306605, 18090568, 22613210, 45226420, 90452840]

約数ペア:

[(1, 90452840), (2, 45226420), (4, 22613210), (5, 18090568), (8, 11306605), (10, 9045284), (20, 4522642), (40, 2261321), (73, 1239080), (146, 619540), (292, 309770), (365, 247816), (584, 154885), (730, 123908), (1460, 61954), (2920, 30977)]