2017556720

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{681607}}^1$

素因数の和:681657

約数の個数: 40

約数和(自身を含む): 4817605344

約数和(自身を除く): 2800048624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 681607, 1363214, 2726428, 3408035, 5452856, 6816070, 10905712, 13632140, 25219459, 27264280, 50438918, 54528560, 100877836, 126097295, 201755672, 252194590, 403511344, 504389180, 1008778360, 2017556720]

約数ペア:

[(1, 2017556720), (2, 1008778360), (4, 504389180), (5, 403511344), (8, 252194590), (10, 201755672), (16, 126097295), (20, 100877836), (37, 54528560), (40, 50438918), (74, 27264280), (80, 25219459), (148, 13632140), (185, 10905712), (296, 6816070), (370, 5452856), (592, 3408035), (740, 2726428), (1480, 1363214), (2960, 681607)]