2017708720

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{132049}}^1$

素因数の和:132253

約数の個数: 40

約数和(自身を含む): 4715769600

約数和(自身を除く): 2698060880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1528, 1910, 3056, 3820, 7640, 15280, 132049, 264098, 528196, 660245, 1056392, 1320490, 2112784, 2640980, 5281960, 10563920, 25221359, 50442718, 100885436, 126106795, 201770872, 252213590, 403541744, 504427180, 1008854360, 2017708720]

約数ペア:

[(1, 2017708720), (2, 1008854360), (4, 504427180), (5, 403541744), (8, 252213590), (10, 201770872), (16, 126106795), (20, 100885436), (40, 50442718), (80, 25221359), (191, 10563920), (382, 5281960), (764, 2640980), (955, 2112784), (1528, 1320490), (1910, 1056392), (3056, 660245), (3820, 528196), (7640, 264098), (15280, 132049)]