19480600

素因数分解:

$2^3\times 5^2\times {\mathrm{257}}^1\times {\mathrm{379}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 45588600

約数和(自身を除く): 26108000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 257, 379, 514, 758, 1028, 1285, 1516, 1895, 2056, 2570, 3032, 3790, 5140, 6425, 7580, 9475, 10280, 12850, 15160, 18950, 25700, 37900, 51400, 75800, 97403, 194806, 389612, 487015, 779224, 974030, 1948060, 2435075, 3896120, 4870150, 9740300, 19480600]

約数ペア:

[(1, 19480600), (2, 9740300), (4, 4870150), (5, 3896120), (8, 2435075), (10, 1948060), (20, 974030), (25, 779224), (40, 487015), (50, 389612), (100, 194806), (200, 97403), (257, 75800), (379, 51400), (514, 37900), (758, 25700), (1028, 18950), (1285, 15160), (1516, 12850), (1895, 10280), (2056, 9475), (2570, 7580), (3032, 6425), (3790, 5140)]