11981710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:157

約数の個数: 64

約数和(自身を含む): 24820992

約数和(自身を除く): 12839282

約数列:

[1, 2, 5, 10, 13, 26, 37, 47, 53, 65, 74, 94, 106, 130, 185, 235, 265, 370, 470, 481, 530, 611, 689, 962, 1222, 1378, 1739, 1961, 2405, 2491, 3055, 3445, 3478, 3922, 4810, 4982, 6110, 6890, 8695, 9805, 12455, 17390, 19610, 22607, 24910, 25493, 32383, 45214, 50986, 64766, 92167, 113035, 127465, 161915, 184334, 226070, 254930, 323830, 460835, 921670, 1198171, 2396342, 5990855, 11981710]

約数ペア:

[(1, 11981710), (2, 5990855), (5, 2396342), (10, 1198171), (13, 921670), (26, 460835), (37, 323830), (47, 254930), (53, 226070), (65, 184334), (74, 161915), (94, 127465), (106, 113035), (130, 92167), (185, 64766), (235, 50986), (265, 45214), (370, 32383), (470, 25493), (481, 24910), (530, 22607), (611, 19610), (689, 17390), (962, 12455), (1222, 9805), (1378, 8695), (1739, 6890), (1961, 6110), (2405, 4982), (2491, 4810), (3055, 3922), (3445, 3478)]