30949960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{26681}}^1$

素因数の和:26721

約数の個数: 32

約数和(自身を含む): 72041400

約数和(自身を除く): 41091440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 26681, 53362, 106724, 133405, 213448, 266810, 533620, 773749, 1067240, 1547498, 3094996, 3868745, 6189992, 7737490, 15474980, 30949960]

約数ペア:

[(1, 30949960), (2, 15474980), (4, 7737490), (5, 6189992), (8, 3868745), (10, 3094996), (20, 1547498), (29, 1067240), (40, 773749), (58, 533620), (116, 266810), (145, 213448), (232, 133405), (290, 106724), (580, 53362), (1160, 26681)]