16630520

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1097}}^1$

素因数の和:1487

約数の個数: 32

約数和(自身を含む): 37551600

約数和(自身を除く): 20921080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 1097, 1516, 1895, 2194, 3032, 3790, 4388, 5485, 7580, 8776, 10970, 15160, 21940, 43880, 415763, 831526, 1663052, 2078815, 3326104, 4157630, 8315260, 16630520]

約数ペア:

[(1, 16630520), (2, 8315260), (4, 4157630), (5, 3326104), (8, 2078815), (10, 1663052), (20, 831526), (40, 415763), (379, 43880), (758, 21940), (1097, 15160), (1516, 10970), (1895, 8776), (2194, 7580), (3032, 5485), (3790, 4388)]