3377140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 7902720

約数和(自身を除く): 4525580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 419, 620, 806, 838, 1612, 1676, 2015, 2095, 4030, 4190, 5447, 8060, 8380, 10894, 12989, 21788, 25978, 27235, 51956, 54470, 64945, 108940, 129890, 168857, 259780, 337714, 675428, 844285, 1688570, 3377140]

約数ペア:

[(1, 3377140), (2, 1688570), (4, 844285), (5, 675428), (10, 337714), (13, 259780), (20, 168857), (26, 129890), (31, 108940), (52, 64945), (62, 54470), (65, 51956), (124, 27235), (130, 25978), (155, 21788), (260, 12989), (310, 10894), (403, 8380), (419, 8060), (620, 5447), (806, 4190), (838, 4030), (1612, 2095), (1676, 2015)]