1880494790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2153}}^1\times {\mathrm{4597}}^1$

素因数の和:6776

約数の個数: 32

約数和(自身を含む): 3565473120

約数和(自身を除く): 1684978330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 2153, 4306, 4597, 9194, 10765, 21530, 22985, 40907, 45970, 81814, 87343, 174686, 204535, 409070, 436715, 873430, 9897341, 19794682, 49486705, 98973410, 188049479, 376098958, 940247395, 1880494790]

約数ペア:

[(1, 1880494790), (2, 940247395), (5, 376098958), (10, 188049479), (19, 98973410), (38, 49486705), (95, 19794682), (190, 9897341), (2153, 873430), (4306, 436715), (4597, 409070), (9194, 204535), (10765, 174686), (21530, 87343), (22985, 81814), (40907, 45970)]