281636690

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{20663}}^1$

素因数の和:20746

約数の個数: 32

約数和(自身を含む): 535610880

約数和(自身を除く): 253974190

約数列:

[1, 2, 5, 10, 29, 47, 58, 94, 145, 235, 290, 470, 1363, 2726, 6815, 13630, 20663, 41326, 103315, 206630, 599227, 971161, 1198454, 1942322, 2996135, 4855805, 5992270, 9711610, 28163669, 56327338, 140818345, 281636690]

約数ペア:

[(1, 281636690), (2, 140818345), (5, 56327338), (10, 28163669), (29, 9711610), (47, 5992270), (58, 4855805), (94, 2996135), (145, 1942322), (235, 1198454), (290, 971161), (470, 599227), (1363, 206630), (2726, 103315), (6815, 41326), (13630, 20663)]