12709005820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3130297}}^1$

素因数の和:3130342

約数の個数: 48

約数和(自身を含む): 31553403840

約数和(自身を除く): 18844398020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 3130297, 6260594, 12521188, 15651485, 21912079, 31302970, 43824158, 62605940, 87648316, 90778613, 109560395, 181557226, 219120790, 363114452, 438241580, 453893065, 635450291, 907786130, 1270900582, 1815572260, 2541801164, 3177251455, 6354502910, 12709005820]

約数ペア:

[(1, 12709005820), (2, 6354502910), (4, 3177251455), (5, 2541801164), (7, 1815572260), (10, 1270900582), (14, 907786130), (20, 635450291), (28, 453893065), (29, 438241580), (35, 363114452), (58, 219120790), (70, 181557226), (116, 109560395), (140, 90778613), (145, 87648316), (203, 62605940), (290, 43824158), (406, 31302970), (580, 21912079), (812, 15651485), (1015, 12521188), (2030, 6260594), (4060, 3130297)]