908194640

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1\times {\mathrm{311}}^1$

素因数の和:708

約数の個数: 80

約数和(自身を含む): 2140684416

約数和(自身を除く): 1232489776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 211, 311, 346, 422, 622, 692, 844, 865, 1055, 1244, 1384, 1555, 1688, 1730, 2110, 2488, 2768, 3110, 3376, 3460, 4220, 4976, 6220, 6920, 8440, 12440, 13840, 16880, 24880, 36503, 53803, 65621, 73006, 107606, 131242, 146012, 182515, 215212, 262484, 269015, 292024, 328105, 365030, 430424, 524968, 538030, 584048, 656210, 730060, 860848, 1049936, 1076060, 1312420, 1460120, 2152120, 2624840, 2920240, 4304240, 5249680, 11352433, 22704866, 45409732, 56762165, 90819464, 113524330, 181638928, 227048660, 454097320, 908194640]

約数ペア:

[(1, 908194640), (2, 454097320), (4, 227048660), (5, 181638928), (8, 113524330), (10, 90819464), (16, 56762165), (20, 45409732), (40, 22704866), (80, 11352433), (173, 5249680), (211, 4304240), (311, 2920240), (346, 2624840), (422, 2152120), (622, 1460120), (692, 1312420), (844, 1076060), (865, 1049936), (1055, 860848), (1244, 730060), (1384, 656210), (1555, 584048), (1688, 538030), (1730, 524968), (2110, 430424), (2488, 365030), (2768, 328105), (3110, 292024), (3376, 269015), (3460, 262484), (4220, 215212), (4976, 182515), (6220, 146012), (6920, 131242), (8440, 107606), (12440, 73006), (13840, 65621), (16880, 53803), (24880, 36503)]