39369460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2857}}^1$

素因数の和:2932

約数の個数: 48

約数和(自身を含む): 90747216

約数和(自身を除く): 51377756

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 2857, 3445, 5714, 6890, 11428, 13780, 14285, 28570, 37141, 57140, 74282, 148564, 151421, 185705, 302842, 371410, 605684, 742820, 757105, 1514210, 1968473, 3028420, 3936946, 7873892, 9842365, 19684730, 39369460]

約数ペア:

[(1, 39369460), (2, 19684730), (4, 9842365), (5, 7873892), (10, 3936946), (13, 3028420), (20, 1968473), (26, 1514210), (52, 757105), (53, 742820), (65, 605684), (106, 371410), (130, 302842), (212, 185705), (260, 151421), (265, 148564), (530, 74282), (689, 57140), (1060, 37141), (1378, 28570), (2756, 14285), (2857, 13780), (3445, 11428), (5714, 6890)]