42641840

素因数分解:

$2^4\times 5^1\times {\mathrm{433}}^1\times {\mathrm{1231}}^1$

素因数の和:1677

約数の個数: 40

約数和(自身を含む): 99451968

約数和(自身を除く): 56810128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 433, 866, 1231, 1732, 2165, 2462, 3464, 4330, 4924, 6155, 6928, 8660, 9848, 12310, 17320, 19696, 24620, 34640, 49240, 98480, 533023, 1066046, 2132092, 2665115, 4264184, 5330230, 8528368, 10660460, 21320920, 42641840]

約数ペア:

[(1, 42641840), (2, 21320920), (4, 10660460), (5, 8528368), (8, 5330230), (10, 4264184), (16, 2665115), (20, 2132092), (40, 1066046), (80, 533023), (433, 98480), (866, 49240), (1231, 34640), (1732, 24620), (2165, 19696), (2462, 17320), (3464, 12310), (4330, 9848), (4924, 8660), (6155, 6928)]