1125780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 3265920

約数和(自身を除く): 2140140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 647, 870, 1294, 1740, 1941, 2588, 3235, 3882, 6470, 7764, 9705, 12940, 18763, 19410, 37526, 38820, 56289, 75052, 93815, 112578, 187630, 225156, 281445, 375260, 562890, 1125780]

約数ペア:

[(1, 1125780), (2, 562890), (3, 375260), (4, 281445), (5, 225156), (6, 187630), (10, 112578), (12, 93815), (15, 75052), (20, 56289), (29, 38820), (30, 37526), (58, 19410), (60, 18763), (87, 12940), (116, 9705), (145, 7764), (174, 6470), (290, 3882), (348, 3235), (435, 2588), (580, 1941), (647, 1740), (870, 1294)]