28742560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2333}}^1$

素因数の和:2366

約数の個数: 96

約数和(自身を含む): 84696192

約数和(自身を除く): 55953632

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1760, 2333, 2464, 3080, 4666, 6160, 9332, 11665, 12320, 16331, 18664, 23330, 25663, 32662, 37328, 46660, 51326, 65324, 74656, 81655, 93320, 102652, 128315, 130648, 163310, 179641, 186640, 205304, 256630, 261296, 326620, 359282, 373280, 410608, 513260, 522592, 653240, 718564, 821216, 898205, 1026520, 1306480, 1437128, 1796410, 2053040, 2612960, 2874256, 3592820, 4106080, 5748512, 7185640, 14371280, 28742560]

約数ペア:

[(1, 28742560), (2, 14371280), (4, 7185640), (5, 5748512), (7, 4106080), (8, 3592820), (10, 2874256), (11, 2612960), (14, 2053040), (16, 1796410), (20, 1437128), (22, 1306480), (28, 1026520), (32, 898205), (35, 821216), (40, 718564), (44, 653240), (55, 522592), (56, 513260), (70, 410608), (77, 373280), (80, 359282), (88, 326620), (110, 261296), (112, 256630), (140, 205304), (154, 186640), (160, 179641), (176, 163310), (220, 130648), (224, 128315), (280, 102652), (308, 93320), (352, 81655), (385, 74656), (440, 65324), (560, 51326), (616, 46660), (770, 37328), (880, 32662), (1120, 25663), (1232, 23330), (1540, 18664), (1760, 16331), (2333, 12320), (2464, 11665), (3080, 9332), (4666, 6160)]