1021250

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:84

約数の個数: 40

約数和(自身を含む): 2061840

約数和(自身を除く): 1040590

約数列:

[1, 2, 5, 10, 19, 25, 38, 43, 50, 86, 95, 125, 190, 215, 250, 430, 475, 625, 817, 950, 1075, 1250, 1634, 2150, 2375, 4085, 4750, 5375, 8170, 10750, 11875, 20425, 23750, 26875, 40850, 53750, 102125, 204250, 510625, 1021250]

約数ペア:

[(1, 1021250), (2, 510625), (5, 204250), (10, 102125), (19, 53750), (25, 40850), (38, 26875), (43, 23750), (50, 20425), (86, 11875), (95, 10750), (125, 8170), (190, 5375), (215, 4750), (250, 4085), (430, 2375), (475, 2150), (625, 1634), (817, 1250), (950, 1075)]