28656320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1163}}^1$

素因数の和:1198

約数の個数: 112

約数和(自身を含む): 85148928

約数和(自身を除く): 56492608

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 770, 880, 1120, 1163, 1232, 1540, 1760, 2240, 2326, 2464, 3080, 3520, 4652, 4928, 5815, 6160, 8141, 9304, 11630, 12320, 12793, 16282, 18608, 23260, 24640, 25586, 32564, 37216, 40705, 46520, 51172, 63965, 65128, 74432, 81410, 89551, 93040, 102344, 127930, 130256, 162820, 179102, 186080, 204688, 255860, 260512, 325640, 358204, 372160, 409376, 447755, 511720, 521024, 651280, 716408, 818752, 895510, 1023440, 1302560, 1432816, 1791020, 2046880, 2605120, 2865632, 3582040, 4093760, 5731264, 7164080, 14328160, 28656320]

約数ペア:

[(1, 28656320), (2, 14328160), (4, 7164080), (5, 5731264), (7, 4093760), (8, 3582040), (10, 2865632), (11, 2605120), (14, 2046880), (16, 1791020), (20, 1432816), (22, 1302560), (28, 1023440), (32, 895510), (35, 818752), (40, 716408), (44, 651280), (55, 521024), (56, 511720), (64, 447755), (70, 409376), (77, 372160), (80, 358204), (88, 325640), (110, 260512), (112, 255860), (140, 204688), (154, 186080), (160, 179102), (176, 162820), (220, 130256), (224, 127930), (280, 102344), (308, 93040), (320, 89551), (352, 81410), (385, 74432), (440, 65128), (448, 63965), (560, 51172), (616, 46520), (704, 40705), (770, 37216), (880, 32564), (1120, 25586), (1163, 24640), (1232, 23260), (1540, 18608), (1760, 16282), (2240, 12793), (2326, 12320), (2464, 11630), (3080, 9304), (3520, 8141), (4652, 6160), (4928, 5815)]