2461006640

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{345647}}^1$

素因数の和:345749

約数の個数: 40

約数和(自身を含む): 5786147520

約数和(自身を除く): 3325140880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 345647, 691294, 1382588, 1728235, 2765176, 3456470, 5530352, 6912940, 13825880, 27651760, 30762583, 61525166, 123050332, 153812915, 246100664, 307625830, 492201328, 615251660, 1230503320, 2461006640]

約数ペア:

[(1, 2461006640), (2, 1230503320), (4, 615251660), (5, 492201328), (8, 307625830), (10, 246100664), (16, 153812915), (20, 123050332), (40, 61525166), (80, 30762583), (89, 27651760), (178, 13825880), (356, 6912940), (445, 5530352), (712, 3456470), (890, 2765176), (1424, 1728235), (1780, 1382588), (3560, 691294), (7120, 345647)]