3984640

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 10448928

約数和(自身を除く): 6464288

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 283, 320, 352, 440, 566, 640, 704, 880, 1132, 1280, 1408, 1415, 1760, 2264, 2816, 2830, 3113, 3520, 4528, 5660, 6226, 7040, 9056, 11320, 12452, 14080, 15565, 18112, 22640, 24904, 31130, 36224, 45280, 49808, 62260, 72448, 90560, 99616, 124520, 181120, 199232, 249040, 362240, 398464, 498080, 796928, 996160, 1992320, 3984640]

約数ペア:

[(1, 3984640), (2, 1992320), (4, 996160), (5, 796928), (8, 498080), (10, 398464), (11, 362240), (16, 249040), (20, 199232), (22, 181120), (32, 124520), (40, 99616), (44, 90560), (55, 72448), (64, 62260), (80, 49808), (88, 45280), (110, 36224), (128, 31130), (160, 24904), (176, 22640), (220, 18112), (256, 15565), (283, 14080), (320, 12452), (352, 11320), (440, 9056), (566, 7040), (640, 6226), (704, 5660), (880, 4528), (1132, 3520), (1280, 3113), (1408, 2830), (1415, 2816), (1760, 2264)]