30392900

素因数分解:

$2^2\times 5^2\times {\mathrm{491}}^1\times {\mathrm{619}}^1$

素因数の和:1124

約数の個数: 36

約数和(自身を含む): 66193680

約数和(自身を除く): 35800780

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 491, 619, 982, 1238, 1964, 2455, 2476, 3095, 4910, 6190, 9820, 12275, 12380, 15475, 24550, 30950, 49100, 61900, 303929, 607858, 1215716, 1519645, 3039290, 6078580, 7598225, 15196450, 30392900]

約数ペア:

[(1, 30392900), (2, 15196450), (4, 7598225), (5, 6078580), (10, 3039290), (20, 1519645), (25, 1215716), (50, 607858), (100, 303929), (491, 61900), (619, 49100), (982, 30950), (1238, 24550), (1964, 15475), (2455, 12380), (2476, 12275), (3095, 9820), (4910, 6190)]