744518480

素因数分解:

$2^4\times 5^1\times {\mathrm{991}}^1\times {\mathrm{9391}}^1$

素因数の和:10395

約数の個数: 40

約数和(自身を含む): 1732936704

約数和(自身を除く): 988418224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 991, 1982, 3964, 4955, 7928, 9391, 9910, 15856, 18782, 19820, 37564, 39640, 46955, 75128, 79280, 93910, 150256, 187820, 375640, 751280, 9306481, 18612962, 37225924, 46532405, 74451848, 93064810, 148903696, 186129620, 372259240, 744518480]

約数ペア:

[(1, 744518480), (2, 372259240), (4, 186129620), (5, 148903696), (8, 93064810), (10, 74451848), (16, 46532405), (20, 37225924), (40, 18612962), (80, 9306481), (991, 751280), (1982, 375640), (3964, 187820), (4955, 150256), (7928, 93910), (9391, 79280), (9910, 75128), (15856, 46955), (18782, 39640), (19820, 37564)]