5254640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3457}}^1$

素因数の和:3489

約数の個数: 40

約数和(自身を含む): 12863760

約数和(自身を除く): 7609120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 3457, 6914, 13828, 17285, 27656, 34570, 55312, 65683, 69140, 131366, 138280, 262732, 276560, 328415, 525464, 656830, 1050928, 1313660, 2627320, 5254640]

約数ペア:

[(1, 5254640), (2, 2627320), (4, 1313660), (5, 1050928), (8, 656830), (10, 525464), (16, 328415), (19, 276560), (20, 262732), (38, 138280), (40, 131366), (76, 69140), (80, 65683), (95, 55312), (152, 34570), (190, 27656), (304, 17285), (380, 13828), (760, 6914), (1520, 3457)]