6709820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 15367968

約数和(自身を除く): 8658148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 197, 260, 262, 394, 524, 655, 788, 985, 1310, 1703, 1970, 2561, 2620, 3406, 3940, 5122, 6812, 8515, 10244, 12805, 17030, 25610, 25807, 34060, 51220, 51614, 103228, 129035, 258070, 335491, 516140, 670982, 1341964, 1677455, 3354910, 6709820]

約数ペア:

[(1, 6709820), (2, 3354910), (4, 1677455), (5, 1341964), (10, 670982), (13, 516140), (20, 335491), (26, 258070), (52, 129035), (65, 103228), (130, 51614), (131, 51220), (197, 34060), (260, 25807), (262, 25610), (394, 17030), (524, 12805), (655, 10244), (788, 8515), (985, 6812), (1310, 5122), (1703, 3940), (1970, 3406), (2561, 2620)]