9897910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:181

約数の個数: 64

約数和(自身を含む): 21150720

約数和(自身を除く): 11252810

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 67, 79, 85, 110, 134, 158, 170, 187, 335, 374, 395, 670, 737, 790, 869, 935, 1139, 1343, 1474, 1738, 1870, 2278, 2686, 3685, 4345, 5293, 5695, 6715, 7370, 8690, 10586, 11390, 12529, 13430, 14773, 25058, 26465, 29546, 52930, 58223, 62645, 73865, 89981, 116446, 125290, 147730, 179962, 291115, 449905, 582230, 899810, 989791, 1979582, 4948955, 9897910]

約数ペア:

[(1, 9897910), (2, 4948955), (5, 1979582), (10, 989791), (11, 899810), (17, 582230), (22, 449905), (34, 291115), (55, 179962), (67, 147730), (79, 125290), (85, 116446), (110, 89981), (134, 73865), (158, 62645), (170, 58223), (187, 52930), (335, 29546), (374, 26465), (395, 25058), (670, 14773), (737, 13430), (790, 12529), (869, 11390), (935, 10586), (1139, 8690), (1343, 7370), (1474, 6715), (1738, 5695), (1870, 5293), (2278, 4345), (2686, 3685)]