158436440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{208469}}^1$

素因数の和:208499

約数の個数: 32

約数和(自身を含む): 375246000

約数和(自身を除く): 216809560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 208469, 416938, 833876, 1042345, 1667752, 2084690, 3960911, 4169380, 7921822, 8338760, 15843644, 19804555, 31687288, 39609110, 79218220, 158436440]

約数ペア:

[(1, 158436440), (2, 79218220), (4, 39609110), (5, 31687288), (8, 19804555), (10, 15843644), (19, 8338760), (20, 7921822), (38, 4169380), (40, 3960911), (76, 2084690), (95, 1667752), (152, 1042345), (190, 833876), (380, 416938), (760, 208469)]