2116744720

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{503}}^1\times {\mathrm{1283}}^1$

素因数の和:1840

約数の個数: 80

約数和(自身を含む): 5055426432

約数和(自身を除く): 2938681712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 503, 656, 820, 1006, 1283, 1640, 2012, 2515, 2566, 3280, 4024, 5030, 5132, 6415, 8048, 10060, 10264, 12830, 20120, 20528, 20623, 25660, 40240, 41246, 51320, 52603, 82492, 102640, 103115, 105206, 164984, 206230, 210412, 263015, 329968, 412460, 420824, 526030, 645349, 824920, 841648, 1052060, 1290698, 1649840, 2104120, 2581396, 3226745, 4208240, 5162792, 6453490, 10325584, 12906980, 25813960, 26459309, 51627920, 52918618, 105837236, 132296545, 211674472, 264593090, 423348944, 529186180, 1058372360, 2116744720]

約数ペア:

[(1, 2116744720), (2, 1058372360), (4, 529186180), (5, 423348944), (8, 264593090), (10, 211674472), (16, 132296545), (20, 105837236), (40, 52918618), (41, 51627920), (80, 26459309), (82, 25813960), (164, 12906980), (205, 10325584), (328, 6453490), (410, 5162792), (503, 4208240), (656, 3226745), (820, 2581396), (1006, 2104120), (1283, 1649840), (1640, 1290698), (2012, 1052060), (2515, 841648), (2566, 824920), (3280, 645349), (4024, 526030), (5030, 420824), (5132, 412460), (6415, 329968), (8048, 263015), (10060, 210412), (10264, 206230), (12830, 164984), (20120, 105206), (20528, 103115), (20623, 102640), (25660, 82492), (40240, 52603), (41246, 51320)]