1971250

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:124

約数の個数: 40

約数和(自身を含む): 3936240

約数和(自身を除く): 1964990

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 83, 95, 125, 166, 190, 250, 415, 475, 625, 830, 950, 1250, 1577, 2075, 2375, 3154, 4150, 4750, 7885, 10375, 11875, 15770, 20750, 23750, 39425, 51875, 78850, 103750, 197125, 394250, 985625, 1971250]

約数ペア:

[(1, 1971250), (2, 985625), (5, 394250), (10, 197125), (19, 103750), (25, 78850), (38, 51875), (50, 39425), (83, 23750), (95, 20750), (125, 15770), (166, 11875), (190, 10375), (250, 7885), (415, 4750), (475, 4150), (625, 3154), (830, 2375), (950, 2075), (1250, 1577)]