127538680

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{138629}}^1$

素因数の和:138663

約数の個数: 32

約数和(自身を含む): 299440800

約数和(自身を除く): 171902120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 138629, 277258, 554516, 693145, 1109032, 1386290, 2772580, 3188467, 5545160, 6376934, 12753868, 15942335, 25507736, 31884670, 63769340, 127538680]

約数ペア:

[(1, 127538680), (2, 63769340), (4, 31884670), (5, 25507736), (8, 15942335), (10, 12753868), (20, 6376934), (23, 5545160), (40, 3188467), (46, 2772580), (92, 1386290), (115, 1109032), (184, 693145), (230, 554516), (460, 277258), (920, 138629)]