40445340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51853}}^1$

素因数の和:51878

約数の個数: 48

約数和(自身を含む): 121960608

約数和(自身を除く): 81515268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 51853, 103706, 155559, 207412, 259265, 311118, 518530, 622236, 674089, 777795, 1037060, 1348178, 1555590, 2022267, 2696356, 3111180, 3370445, 4044534, 6740890, 8089068, 10111335, 13481780, 20222670, 40445340]

約数ペア:

[(1, 40445340), (2, 20222670), (3, 13481780), (4, 10111335), (5, 8089068), (6, 6740890), (10, 4044534), (12, 3370445), (13, 3111180), (15, 2696356), (20, 2022267), (26, 1555590), (30, 1348178), (39, 1037060), (52, 777795), (60, 674089), (65, 622236), (78, 518530), (130, 311118), (156, 259265), (195, 207412), (260, 155559), (390, 103706), (780, 51853)]