28998520

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{9931}}^1$

素因数の和:10015

約数の個数: 32

約数和(自身を含む): 66147120

約数和(自身を除く): 37148600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 9931, 19862, 39724, 49655, 79448, 99310, 198620, 397240, 724963, 1449926, 2899852, 3624815, 5799704, 7249630, 14499260, 28998520]

約数ペア:

[(1, 28998520), (2, 14499260), (4, 7249630), (5, 5799704), (8, 3624815), (10, 2899852), (20, 1449926), (40, 724963), (73, 397240), (146, 198620), (292, 99310), (365, 79448), (584, 49655), (730, 39724), (1460, 19862), (2920, 9931)]