20487920610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1061}}^1\times {\mathrm{14969}}^1$

素因数の和:16083

約数の個数: 64

約数和(自身を含む): 50365307520

約数和(自身を除く): 29877386910

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1061, 1290, 2122, 3183, 5305, 6366, 10610, 14969, 15915, 29938, 31830, 44907, 45623, 74845, 89814, 91246, 136869, 149690, 224535, 228115, 273738, 449070, 456230, 643667, 684345, 1287334, 1368690, 1931001, 3218335, 3862002, 6436670, 9655005, 15882109, 19310010, 31764218, 47646327, 79410545, 95292654, 158821090, 238231635, 476463270, 682930687, 1365861374, 2048792061, 3414653435, 4097584122, 6829306870, 10243960305, 20487920610]

約数ペア:

[(1, 20487920610), (2, 10243960305), (3, 6829306870), (5, 4097584122), (6, 3414653435), (10, 2048792061), (15, 1365861374), (30, 682930687), (43, 476463270), (86, 238231635), (129, 158821090), (215, 95292654), (258, 79410545), (430, 47646327), (645, 31764218), (1061, 19310010), (1290, 15882109), (2122, 9655005), (3183, 6436670), (5305, 3862002), (6366, 3218335), (10610, 1931001), (14969, 1368690), (15915, 1287334), (29938, 684345), (31830, 643667), (44907, 456230), (45623, 449070), (74845, 273738), (89814, 228115), (91246, 224535), (136869, 149690)]