30141560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{18379}}^1$

素因数の和:18431

約数の個数: 32

約数和(自身を含む): 69476400

約数和(自身を除く): 39334840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 18379, 36758, 73516, 91895, 147032, 183790, 367580, 735160, 753539, 1507078, 3014156, 3767695, 6028312, 7535390, 15070780, 30141560]

約数ペア:

[(1, 30141560), (2, 15070780), (4, 7535390), (5, 6028312), (8, 3767695), (10, 3014156), (20, 1507078), (40, 753539), (41, 735160), (82, 367580), (164, 183790), (205, 147032), (328, 91895), (410, 73516), (820, 36758), (1640, 18379)]