6688681.00000000

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 29933568

約数和(自身を除く): 16441748

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 94, 124, 155, 188, 235, 310, 463, 470, 620, 926, 940, 1457, 1852, 2315, 2914, 4630, 5828, 7285, 9260, 14353, 14570, 21761, 28706, 29140, 43522, 57412, 71765, 87044, 108805, 143530, 217610, 287060, 435220, 674591, 1349182, 2698364, 3372955, 6745910, 13491820]

約数ペア:

[(1, 13491820), (2, 6745910), (4, 3372955), (5, 2698364), (10, 1349182), (20, 674591), (31, 435220), (47, 287060), (62, 217610), (94, 143530), (124, 108805), (155, 87044), (188, 71765), (235, 57412), (310, 43522), (463, 29140), (470, 28706), (620, 21761), (926, 14570), (940, 14353), (1457, 9260), (1852, 7285), (2315, 5828), (2914, 4630)]