28041264

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:347

約数の個数: 120

約数和(自身を含む): 85145840

約数和(自身を除く): 57104576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 37, 38, 48, 57, 72, 74, 76, 111, 114, 144, 148, 152, 171, 222, 228, 277, 296, 304, 333, 342, 444, 456, 554, 592, 666, 684, 703, 831, 888, 912, 1108, 1332, 1368, 1406, 1662, 1776, 2109, 2216, 2493, 2664, 2736, 2812, 3324, 4218, 4432, 4986, 5263, 5328, 5624, 6327, 6648, 8436, 9972, 10249, 10526, 11248, 12654, 13296, 15789, 16872, 19944, 20498, 21052, 25308, 30747, 31578, 33744, 39888, 40996, 42104, 47367, 50616, 61494, 63156, 81992, 84208, 92241, 94734, 101232, 122988, 126312, 163984, 184482, 189468, 194731, 245976, 252624, 368964, 378936, 389462, 491952, 584193, 737928, 757872, 778924, 1168386, 1475856, 1557848, 1752579, 2336772, 3115696, 3505158, 4673544, 7010316, 9347088, 14020632, 28041264]

約数ペア:

[(1, 28041264), (2, 14020632), (3, 9347088), (4, 7010316), (6, 4673544), (8, 3505158), (9, 3115696), (12, 2336772), (16, 1752579), (18, 1557848), (19, 1475856), (24, 1168386), (36, 778924), (37, 757872), (38, 737928), (48, 584193), (57, 491952), (72, 389462), (74, 378936), (76, 368964), (111, 252624), (114, 245976), (144, 194731), (148, 189468), (152, 184482), (171, 163984), (222, 126312), (228, 122988), (277, 101232), (296, 94734), (304, 92241), (333, 84208), (342, 81992), (444, 63156), (456, 61494), (554, 50616), (592, 47367), (666, 42104), (684, 40996), (703, 39888), (831, 33744), (888, 31578), (912, 30747), (1108, 25308), (1332, 21052), (1368, 20498), (1406, 19944), (1662, 16872), (1776, 15789), (2109, 13296), (2216, 12654), (2493, 11248), (2664, 10526), (2736, 10249), (2812, 9972), (3324, 8436), (4218, 6648), (4432, 6327), (4986, 5624), (5263, 5328)]