16509880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10067}}^1$

素因数の和:10119

約数の個数: 32

約数和(自身を含む): 38057040

約数和(自身を除く): 21547160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 10067, 20134, 40268, 50335, 80536, 100670, 201340, 402680, 412747, 825494, 1650988, 2063735, 3301976, 4127470, 8254940, 16509880]

約数ペア:

[(1, 16509880), (2, 8254940), (4, 4127470), (5, 3301976), (8, 2063735), (10, 1650988), (20, 825494), (40, 412747), (41, 402680), (82, 201340), (164, 100670), (205, 80536), (328, 50335), (410, 40268), (820, 20134), (1640, 10067)]