28711360

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:170

約数の個数: 112

約数和(自身を含む): 73737216

約数和(自身を除く): 45025856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 47, 64, 80, 83, 92, 94, 115, 160, 166, 184, 188, 230, 235, 320, 332, 368, 376, 415, 460, 470, 664, 736, 752, 830, 920, 940, 1081, 1328, 1472, 1504, 1660, 1840, 1880, 1909, 2162, 2656, 3008, 3320, 3680, 3760, 3818, 3901, 4324, 5312, 5405, 6640, 7360, 7520, 7636, 7802, 8648, 9545, 10810, 13280, 15040, 15272, 15604, 17296, 19090, 19505, 21620, 26560, 30544, 31208, 34592, 38180, 39010, 43240, 61088, 62416, 69184, 76360, 78020, 86480, 89723, 122176, 124832, 152720, 156040, 172960, 179446, 249664, 305440, 312080, 345920, 358892, 448615, 610880, 624160, 717784, 897230, 1248320, 1435568, 1794460, 2871136, 3588920, 5742272, 7177840, 14355680, 28711360]

約数ペア:

[(1, 28711360), (2, 14355680), (4, 7177840), (5, 5742272), (8, 3588920), (10, 2871136), (16, 1794460), (20, 1435568), (23, 1248320), (32, 897230), (40, 717784), (46, 624160), (47, 610880), (64, 448615), (80, 358892), (83, 345920), (92, 312080), (94, 305440), (115, 249664), (160, 179446), (166, 172960), (184, 156040), (188, 152720), (230, 124832), (235, 122176), (320, 89723), (332, 86480), (368, 78020), (376, 76360), (415, 69184), (460, 62416), (470, 61088), (664, 43240), (736, 39010), (752, 38180), (830, 34592), (920, 31208), (940, 30544), (1081, 26560), (1328, 21620), (1472, 19505), (1504, 19090), (1660, 17296), (1840, 15604), (1880, 15272), (1909, 15040), (2162, 13280), (2656, 10810), (3008, 9545), (3320, 8648), (3680, 7802), (3760, 7636), (3818, 7520), (3901, 7360), (4324, 6640), (5312, 5405)]