2674375

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{389}}^1$

素因数の和:420

約数の個数: 20

約数和(自身を含む): 3655080

約数和(自身を除く): 980705

約数列:

[1, 5, 11, 25, 55, 125, 275, 389, 625, 1375, 1945, 4279, 6875, 9725, 21395, 48625, 106975, 243125, 534875, 2674375]

約数ペア:

[(1, 2674375), (5, 534875), (11, 243125), (25, 106975), (55, 48625), (125, 21395), (275, 9725), (389, 6875), (625, 4279), (1375, 1945)]