1440372010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{81331}}^1$

素因数の和:81379

約数の個数: 64

約数和(自身を含む): 3373000704

約数和(自身を除く): 1932628694

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 23, 35, 46, 55, 70, 77, 110, 115, 154, 161, 230, 253, 322, 385, 506, 770, 805, 1265, 1610, 1771, 2530, 3542, 8855, 17710, 81331, 162662, 406655, 569317, 813310, 894641, 1138634, 1789282, 1870613, 2846585, 3741226, 4473205, 5693170, 6262487, 8946410, 9353065, 12524974, 13094291, 18706130, 20576743, 26188582, 31312435, 41153486, 62624870, 65471455, 102883715, 130942910, 144037201, 205767430, 288074402, 720186005, 1440372010]

約数ペア:

[(1, 1440372010), (2, 720186005), (5, 288074402), (7, 205767430), (10, 144037201), (11, 130942910), (14, 102883715), (22, 65471455), (23, 62624870), (35, 41153486), (46, 31312435), (55, 26188582), (70, 20576743), (77, 18706130), (110, 13094291), (115, 12524974), (154, 9353065), (161, 8946410), (230, 6262487), (253, 5693170), (322, 4473205), (385, 3741226), (506, 2846585), (770, 1870613), (805, 1789282), (1265, 1138634), (1610, 894641), (1771, 813310), (2530, 569317), (3542, 406655), (8855, 162662), (17710, 81331)]