203415440

素因数分解:

$2^4\times 5^1\times {\mathrm{1181}}^1\times {\mathrm{2153}}^1$

素因数の和:3347

約数の個数: 40

約数和(自身を含む): 473561208

約数和(自身を除く): 270145768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1181, 2153, 2362, 4306, 4724, 5905, 8612, 9448, 10765, 11810, 17224, 18896, 21530, 23620, 34448, 43060, 47240, 86120, 94480, 172240, 2542693, 5085386, 10170772, 12713465, 20341544, 25426930, 40683088, 50853860, 101707720, 203415440]

約数ペア:

[(1, 203415440), (2, 101707720), (4, 50853860), (5, 40683088), (8, 25426930), (10, 20341544), (16, 12713465), (20, 10170772), (40, 5085386), (80, 2542693), (1181, 172240), (2153, 94480), (2362, 86120), (4306, 47240), (4724, 43060), (5905, 34448), (8612, 23620), (9448, 21530), (10765, 18896), (11810, 17224)]