2078505980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{115601}}^1$

素因数の和:115670

約数の個数: 48

約数和(自身を含む): 4661072640

約数和(自身を除く): 2582566660

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1798, 3596, 4495, 8990, 17980, 115601, 231202, 462404, 578005, 1156010, 2312020, 3352429, 3583631, 6704858, 7167262, 13409716, 14334524, 16762145, 17918155, 33524290, 35836310, 67048580, 71672620, 103925299, 207850598, 415701196, 519626495, 1039252990, 2078505980]

約数ペア:

[(1, 2078505980), (2, 1039252990), (4, 519626495), (5, 415701196), (10, 207850598), (20, 103925299), (29, 71672620), (31, 67048580), (58, 35836310), (62, 33524290), (116, 17918155), (124, 16762145), (145, 14334524), (155, 13409716), (290, 7167262), (310, 6704858), (580, 3583631), (620, 3352429), (899, 2312020), (1798, 1156010), (3596, 578005), (4495, 462404), (8990, 231202), (17980, 115601)]