1962069980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{243433}}^1$

素因数の和:243486

約数の個数: 48

約数和(自身を含む): 4580454144

約数和(自身を除く): 2618384164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 243433, 486866, 973732, 1217165, 2434330, 3164629, 4868660, 6329258, 7546423, 12658516, 15092846, 15823145, 30185692, 31646290, 37732115, 63292580, 75464230, 98103499, 150928460, 196206998, 392413996, 490517495, 981034990, 1962069980]

約数ペア:

[(1, 1962069980), (2, 981034990), (4, 490517495), (5, 392413996), (10, 196206998), (13, 150928460), (20, 98103499), (26, 75464230), (31, 63292580), (52, 37732115), (62, 31646290), (65, 30185692), (124, 15823145), (130, 15092846), (155, 12658516), (260, 7546423), (310, 6329258), (403, 4868660), (620, 3164629), (806, 2434330), (1612, 1217165), (2015, 973732), (4030, 486866), (8060, 243433)]