19943600

素因数分解:

$2^4\times 5^2\times {\mathrm{73}}^1\times {\mathrm{683}}^1$

素因数の和:774

約数の個数: 60

約数和(自身を含む): 48641976

約数和(自身を除く): 28698376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 73, 80, 100, 146, 200, 292, 365, 400, 584, 683, 730, 1168, 1366, 1460, 1825, 2732, 2920, 3415, 3650, 5464, 5840, 6830, 7300, 10928, 13660, 14600, 17075, 27320, 29200, 34150, 49859, 54640, 68300, 99718, 136600, 199436, 249295, 273200, 398872, 498590, 797744, 997180, 1246475, 1994360, 2492950, 3988720, 4985900, 9971800, 19943600]

約数ペア:

[(1, 19943600), (2, 9971800), (4, 4985900), (5, 3988720), (8, 2492950), (10, 1994360), (16, 1246475), (20, 997180), (25, 797744), (40, 498590), (50, 398872), (73, 273200), (80, 249295), (100, 199436), (146, 136600), (200, 99718), (292, 68300), (365, 54640), (400, 49859), (584, 34150), (683, 29200), (730, 27320), (1168, 17075), (1366, 14600), (1460, 13660), (1825, 10928), (2732, 7300), (2920, 6830), (3415, 5840), (3650, 5464)]