640654032

素因数分解:

$2^4\times 3^1\times {\mathrm{1301}}^1\times {\mathrm{10259}}^1$

素因数の和:11571

約数の個数: 40

約数和(自身を含む): 1656456480

約数和(自身を除く): 1015802448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1301, 2602, 3903, 5204, 7806, 10259, 10408, 15612, 20518, 20816, 30777, 31224, 41036, 61554, 62448, 82072, 123108, 164144, 246216, 492432, 13346959, 26693918, 40040877, 53387836, 80081754, 106775672, 160163508, 213551344, 320327016, 640654032]

約数ペア:

[(1, 640654032), (2, 320327016), (3, 213551344), (4, 160163508), (6, 106775672), (8, 80081754), (12, 53387836), (16, 40040877), (24, 26693918), (48, 13346959), (1301, 492432), (2602, 246216), (3903, 164144), (5204, 123108), (7806, 82072), (10259, 62448), (10408, 61554), (15612, 41036), (20518, 31224), (20816, 30777)]