231036280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{94687}}^1$

素因数の和:94759

約数の個数: 32

約数和(自身を含む): 528359040

約数和(自身を除く): 297322760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 94687, 189374, 378748, 473435, 757496, 946870, 1893740, 3787480, 5775907, 11551814, 23103628, 28879535, 46207256, 57759070, 115518140, 231036280]

約数ペア:

[(1, 231036280), (2, 115518140), (4, 57759070), (5, 46207256), (8, 28879535), (10, 23103628), (20, 11551814), (40, 5775907), (61, 3787480), (122, 1893740), (244, 946870), (305, 757496), (488, 473435), (610, 378748), (1220, 189374), (2440, 94687)]