20075904

素因数分解:

$2^7\times 3^3\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:217

約数の個数: 128

約数和(自身を含む): 61240800

約数和(自身を除く): 41164896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 64, 72, 74, 96, 108, 111, 128, 144, 148, 157, 192, 216, 222, 288, 296, 314, 333, 384, 432, 444, 471, 576, 592, 628, 666, 864, 888, 942, 999, 1152, 1184, 1256, 1332, 1413, 1728, 1776, 1884, 1998, 2368, 2512, 2664, 2826, 3456, 3552, 3768, 3996, 4239, 4736, 5024, 5328, 5652, 5809, 7104, 7536, 7992, 8478, 10048, 10656, 11304, 11618, 14208, 15072, 15984, 16956, 17427, 20096, 21312, 22608, 23236, 30144, 31968, 33912, 34854, 42624, 45216, 46472, 52281, 60288, 63936, 67824, 69708, 90432, 92944, 104562, 127872, 135648, 139416, 156843, 180864, 185888, 209124, 271296, 278832, 313686, 371776, 418248, 542592, 557664, 627372, 743552, 836496, 1115328, 1254744, 1672992, 2230656, 2509488, 3345984, 5018976, 6691968, 10037952, 20075904]

約数ペア:

[(1, 20075904), (2, 10037952), (3, 6691968), (4, 5018976), (6, 3345984), (8, 2509488), (9, 2230656), (12, 1672992), (16, 1254744), (18, 1115328), (24, 836496), (27, 743552), (32, 627372), (36, 557664), (37, 542592), (48, 418248), (54, 371776), (64, 313686), (72, 278832), (74, 271296), (96, 209124), (108, 185888), (111, 180864), (128, 156843), (144, 139416), (148, 135648), (157, 127872), (192, 104562), (216, 92944), (222, 90432), (288, 69708), (296, 67824), (314, 63936), (333, 60288), (384, 52281), (432, 46472), (444, 45216), (471, 42624), (576, 34854), (592, 33912), (628, 31968), (666, 30144), (864, 23236), (888, 22608), (942, 21312), (999, 20096), (1152, 17427), (1184, 16956), (1256, 15984), (1332, 15072), (1413, 14208), (1728, 11618), (1776, 11304), (1884, 10656), (1998, 10048), (2368, 8478), (2512, 7992), (2664, 7536), (2826, 7104), (3456, 5809), (3552, 5652), (3768, 5328), (3996, 5024), (4239, 4736)]