74311280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{48889}}^1$

素因数の和:48921

約数の個数: 40

約数和(自身を含む): 181870800

約数和(自身を除く): 107559520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 48889, 97778, 195556, 244445, 391112, 488890, 782224, 928891, 977780, 1857782, 1955560, 3715564, 3911120, 4644455, 7431128, 9288910, 14862256, 18577820, 37155640, 74311280]

約数ペア:

[(1, 74311280), (2, 37155640), (4, 18577820), (5, 14862256), (8, 9288910), (10, 7431128), (16, 4644455), (19, 3911120), (20, 3715564), (38, 1955560), (40, 1857782), (76, 977780), (80, 928891), (95, 782224), (152, 488890), (190, 391112), (304, 244445), (380, 195556), (760, 97778), (1520, 48889)]