22142800

素因数分解:

$2^4\times 5^2\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:496

約数の個数: 60

約数和(自身を含む): 53658396

約数和(自身を除く): 31515596

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 197, 200, 281, 394, 400, 562, 788, 985, 1124, 1405, 1576, 1970, 2248, 2810, 3152, 3940, 4496, 4925, 5620, 7025, 7880, 9850, 11240, 14050, 15760, 19700, 22480, 28100, 39400, 55357, 56200, 78800, 110714, 112400, 221428, 276785, 442856, 553570, 885712, 1107140, 1383925, 2214280, 2767850, 4428560, 5535700, 11071400, 22142800]

約数ペア:

[(1, 22142800), (2, 11071400), (4, 5535700), (5, 4428560), (8, 2767850), (10, 2214280), (16, 1383925), (20, 1107140), (25, 885712), (40, 553570), (50, 442856), (80, 276785), (100, 221428), (197, 112400), (200, 110714), (281, 78800), (394, 56200), (400, 55357), (562, 39400), (788, 28100), (985, 22480), (1124, 19700), (1405, 15760), (1576, 14050), (1970, 11240), (2248, 9850), (2810, 7880), (3152, 7025), (3940, 5620), (4496, 4925)]