1999850

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:119

約数の個数: 48

約数和(自身を含む): 4071168

約数和(自身を除く): 2071318

約数列:

[1, 2, 5, 10, 23, 25, 37, 46, 47, 50, 74, 94, 115, 185, 230, 235, 370, 470, 575, 851, 925, 1081, 1150, 1175, 1702, 1739, 1850, 2162, 2350, 3478, 4255, 5405, 8510, 8695, 10810, 17390, 21275, 27025, 39997, 42550, 43475, 54050, 79994, 86950, 199985, 399970, 999925, 1999850]

約数ペア:

[(1, 1999850), (2, 999925), (5, 399970), (10, 199985), (23, 86950), (25, 79994), (37, 54050), (46, 43475), (47, 42550), (50, 39997), (74, 27025), (94, 21275), (115, 17390), (185, 10810), (230, 8695), (235, 8510), (370, 5405), (470, 4255), (575, 3478), (851, 2350), (925, 2162), (1081, 1850), (1150, 1739), (1175, 1702)]