8397840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3181}}^1$

素因数の和:3208

約数の個数: 80

約数和(自身を含む): 28408896

約数和(自身を除く): 20011056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 3181, 6362, 9543, 12724, 15905, 19086, 25448, 31810, 34991, 38172, 47715, 50896, 63620, 69982, 76344, 95430, 104973, 127240, 139964, 152688, 174955, 190860, 209946, 254480, 279928, 349910, 381720, 419892, 524865, 559856, 699820, 763440, 839784, 1049730, 1399640, 1679568, 2099460, 2799280, 4198920, 8397840]

約数ペア:

[(1, 8397840), (2, 4198920), (3, 2799280), (4, 2099460), (5, 1679568), (6, 1399640), (8, 1049730), (10, 839784), (11, 763440), (12, 699820), (15, 559856), (16, 524865), (20, 419892), (22, 381720), (24, 349910), (30, 279928), (33, 254480), (40, 209946), (44, 190860), (48, 174955), (55, 152688), (60, 139964), (66, 127240), (80, 104973), (88, 95430), (110, 76344), (120, 69982), (132, 63620), (165, 50896), (176, 47715), (220, 38172), (240, 34991), (264, 31810), (330, 25448), (440, 19086), (528, 15905), (660, 12724), (880, 9543), (1320, 6362), (2640, 3181)]