2019901280

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{1709}}^1$

素因数の和:1896

約数の個数: 96

約数和(自身を含む): 4886632800

約数和(自身を除く): 2866731520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 89, 160, 166, 178, 332, 356, 415, 445, 664, 712, 830, 890, 1328, 1424, 1660, 1709, 1780, 2656, 2848, 3320, 3418, 3560, 6640, 6836, 7120, 7387, 8545, 13280, 13672, 14240, 14774, 17090, 27344, 29548, 34180, 36935, 54688, 59096, 68360, 73870, 118192, 136720, 141847, 147740, 152101, 236384, 273440, 283694, 295480, 304202, 567388, 590960, 608404, 709235, 760505, 1134776, 1181920, 1216808, 1418470, 1521010, 2269552, 2433616, 2836940, 3042020, 4539104, 4867232, 5673880, 6084040, 11347760, 12168080, 12624383, 22695520, 24336160, 25248766, 50497532, 63121915, 100995064, 126243830, 201990128, 252487660, 403980256, 504975320, 1009950640, 2019901280]

約数ペア:

[(1, 2019901280), (2, 1009950640), (4, 504975320), (5, 403980256), (8, 252487660), (10, 201990128), (16, 126243830), (20, 100995064), (32, 63121915), (40, 50497532), (80, 25248766), (83, 24336160), (89, 22695520), (160, 12624383), (166, 12168080), (178, 11347760), (332, 6084040), (356, 5673880), (415, 4867232), (445, 4539104), (664, 3042020), (712, 2836940), (830, 2433616), (890, 2269552), (1328, 1521010), (1424, 1418470), (1660, 1216808), (1709, 1181920), (1780, 1134776), (2656, 760505), (2848, 709235), (3320, 608404), (3418, 590960), (3560, 567388), (6640, 304202), (6836, 295480), (7120, 283694), (7387, 273440), (8545, 236384), (13280, 152101), (13672, 147740), (14240, 141847), (14774, 136720), (17090, 118192), (27344, 73870), (29548, 68360), (34180, 59096), (36935, 54688)]