23186480

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2659}}^1$

素因数の和:2781

約数の個数: 40

約数和(自身を含む): 54423600

約数和(自身を除く): 31237120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 2659, 4360, 5318, 8720, 10636, 13295, 21272, 26590, 42544, 53180, 106360, 212720, 289831, 579662, 1159324, 1449155, 2318648, 2898310, 4637296, 5796620, 11593240, 23186480]

約数ペア:

[(1, 23186480), (2, 11593240), (4, 5796620), (5, 4637296), (8, 2898310), (10, 2318648), (16, 1449155), (20, 1159324), (40, 579662), (80, 289831), (109, 212720), (218, 106360), (436, 53180), (545, 42544), (872, 26590), (1090, 21272), (1744, 13295), (2180, 10636), (2659, 8720), (4360, 5318)]