4021720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3467}}^1$

素因数の和:3507

約数の個数: 32

約数和(自身を含む): 9363600

約数和(自身を除く): 5341880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 3467, 6934, 13868, 17335, 27736, 34670, 69340, 100543, 138680, 201086, 402172, 502715, 804344, 1005430, 2010860, 4021720]

約数ペア:

[(1, 4021720), (2, 2010860), (4, 1005430), (5, 804344), (8, 502715), (10, 402172), (20, 201086), (29, 138680), (40, 100543), (58, 69340), (116, 34670), (145, 27736), (232, 17335), (290, 13868), (580, 6934), (1160, 3467)]