1879943680

素因数分解:

$2^9\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10343}}^1$

素因数の和:10437

約数の個数: 80

約数和(自身を含む): 4571385984

約数和(自身を除く): 2691442304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 512, 568, 640, 710, 1136, 1280, 1420, 2272, 2560, 2840, 4544, 5680, 9088, 10343, 11360, 18176, 20686, 22720, 36352, 41372, 45440, 51715, 82744, 90880, 103430, 165488, 181760, 206860, 330976, 413720, 661952, 734353, 827440, 1323904, 1468706, 1654880, 2647808, 2937412, 3309760, 3671765, 5295616, 5874824, 6619520, 7343530, 11749648, 13239040, 14687060, 23499296, 26478080, 29374120, 46998592, 58748240, 93997184, 117496480, 187994368, 234992960, 375988736, 469985920, 939971840, 1879943680]

約数ペア:

[(1, 1879943680), (2, 939971840), (4, 469985920), (5, 375988736), (8, 234992960), (10, 187994368), (16, 117496480), (20, 93997184), (32, 58748240), (40, 46998592), (64, 29374120), (71, 26478080), (80, 23499296), (128, 14687060), (142, 13239040), (160, 11749648), (256, 7343530), (284, 6619520), (320, 5874824), (355, 5295616), (512, 3671765), (568, 3309760), (640, 2937412), (710, 2647808), (1136, 1654880), (1280, 1468706), (1420, 1323904), (2272, 827440), (2560, 734353), (2840, 661952), (4544, 413720), (5680, 330976), (9088, 206860), (10343, 181760), (11360, 165488), (18176, 103430), (20686, 90880), (22720, 82744), (36352, 51715), (41372, 45440)]