8606720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{41}}^2$

素因数の和:107

約数の個数: 66

約数和(自身を含む): 21161886

約数和(自身を除く): 12555166

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 512, 640, 656, 820, 1024, 1280, 1312, 1640, 1681, 2560, 2624, 3280, 3362, 5120, 5248, 6560, 6724, 8405, 10496, 13120, 13448, 16810, 20992, 26240, 26896, 33620, 41984, 52480, 53792, 67240, 104960, 107584, 134480, 209920, 215168, 268960, 430336, 537920, 860672, 1075840, 1721344, 2151680, 4303360, 8606720]

約数ペア:

[(1, 8606720), (2, 4303360), (4, 2151680), (5, 1721344), (8, 1075840), (10, 860672), (16, 537920), (20, 430336), (32, 268960), (40, 215168), (41, 209920), (64, 134480), (80, 107584), (82, 104960), (128, 67240), (160, 53792), (164, 52480), (205, 41984), (256, 33620), (320, 26896), (328, 26240), (410, 20992), (512, 16810), (640, 13448), (656, 13120), (820, 10496), (1024, 8405), (1280, 6724), (1312, 6560), (1640, 5248), (1681, 5120), (2560, 3362), (2624, 3280)]