2471900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1301}}^1$

素因数の和:1334

約数の個数: 36

約数和(自身を含む): 5650680

約数和(自身を除く): 3178780

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1301, 1900, 2602, 5204, 6505, 13010, 24719, 26020, 32525, 49438, 65050, 98876, 123595, 130100, 247190, 494380, 617975, 1235950, 2471900]

約数ペア:

[(1, 2471900), (2, 1235950), (4, 617975), (5, 494380), (10, 247190), (19, 130100), (20, 123595), (25, 98876), (38, 65050), (50, 49438), (76, 32525), (95, 26020), (100, 24719), (190, 13010), (380, 6505), (475, 5204), (950, 2602), (1301, 1900)]