19940200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{14243}}^1$

素因数の和:14266

約数の個数: 48

約数和(自身を含む): 52987680

約数和(自身を除く): 33047480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 14243, 28486, 56972, 71215, 99701, 113944, 142430, 199402, 284860, 356075, 398804, 498505, 569720, 712150, 797608, 997010, 1424300, 1994020, 2492525, 2848600, 3988040, 4985050, 9970100, 19940200]

約数ペア:

[(1, 19940200), (2, 9970100), (4, 4985050), (5, 3988040), (7, 2848600), (8, 2492525), (10, 1994020), (14, 1424300), (20, 997010), (25, 797608), (28, 712150), (35, 569720), (40, 498505), (50, 398804), (56, 356075), (70, 284860), (100, 199402), (140, 142430), (175, 113944), (200, 99701), (280, 71215), (350, 56972), (700, 28486), (1400, 14243)]