20779300

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{6703}}^1$

素因数の和:6748

約数の個数: 36

約数和(自身を含む): 46552576

約数和(自身を除く): 25773276

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 6703, 13406, 26812, 33515, 67030, 134060, 167575, 207793, 335150, 415586, 670300, 831172, 1038965, 2077930, 4155860, 5194825, 10389650, 20779300]

約数ペア:

[(1, 20779300), (2, 10389650), (4, 5194825), (5, 4155860), (10, 2077930), (20, 1038965), (25, 831172), (31, 670300), (50, 415586), (62, 335150), (100, 207793), (124, 167575), (155, 134060), (310, 67030), (620, 33515), (775, 26812), (1550, 13406), (3100, 6703)]