40908320

素因数分解:

$2^5\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1531}}^1$

素因数の和:1713

約数の個数: 48

約数和(自身を含む): 97288128

約数和(自身を除く): 56379808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 167, 334, 668, 835, 1336, 1531, 1670, 2672, 3062, 3340, 5344, 6124, 6680, 7655, 12248, 13360, 15310, 24496, 26720, 30620, 48992, 61240, 122480, 244960, 255677, 511354, 1022708, 1278385, 2045416, 2556770, 4090832, 5113540, 8181664, 10227080, 20454160, 40908320]

約数ペア:

[(1, 40908320), (2, 20454160), (4, 10227080), (5, 8181664), (8, 5113540), (10, 4090832), (16, 2556770), (20, 2045416), (32, 1278385), (40, 1022708), (80, 511354), (160, 255677), (167, 244960), (334, 122480), (668, 61240), (835, 48992), (1336, 30620), (1531, 26720), (1670, 24496), (2672, 15310), (3062, 13360), (3340, 12248), (5344, 7655), (6124, 6680)]