20179187580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2454889}}^1$

素因数の和:2455038

約数の個数: 48

約数和(自身を含む): 56914169760

約数和(自身を除く): 36734982180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1644, 2055, 2740, 4110, 8220, 2454889, 4909778, 7364667, 9819556, 12274445, 14729334, 24548890, 29458668, 36823335, 49097780, 73646670, 147293340, 336319793, 672639586, 1008959379, 1345279172, 1681598965, 2017918758, 3363197930, 4035837516, 5044796895, 6726395860, 10089593790, 20179187580]

約数ペア:

[(1, 20179187580), (2, 10089593790), (3, 6726395860), (4, 5044796895), (5, 4035837516), (6, 3363197930), (10, 2017918758), (12, 1681598965), (15, 1345279172), (20, 1008959379), (30, 672639586), (60, 336319793), (137, 147293340), (274, 73646670), (411, 49097780), (548, 36823335), (685, 29458668), (822, 24548890), (1370, 14729334), (1644, 12274445), (2055, 9819556), (2740, 7364667), (4110, 4909778), (8220, 2454889)]