15666880

素因数分解:

$2^6\times 5^1\times {\mathrm{173}}^1\times {\mathrm{283}}^1$

素因数の和:473

約数の個数: 56

約数和(自身を含む): 37654992

約数和(自身を除く): 21988112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 173, 283, 320, 346, 566, 692, 865, 1132, 1384, 1415, 1730, 2264, 2768, 2830, 3460, 4528, 5536, 5660, 6920, 9056, 11072, 11320, 13840, 18112, 22640, 27680, 45280, 48959, 55360, 90560, 97918, 195836, 244795, 391672, 489590, 783344, 979180, 1566688, 1958360, 3133376, 3916720, 7833440, 15666880]

約数ペア:

[(1, 15666880), (2, 7833440), (4, 3916720), (5, 3133376), (8, 1958360), (10, 1566688), (16, 979180), (20, 783344), (32, 489590), (40, 391672), (64, 244795), (80, 195836), (160, 97918), (173, 90560), (283, 55360), (320, 48959), (346, 45280), (566, 27680), (692, 22640), (865, 18112), (1132, 13840), (1384, 11320), (1415, 11072), (1730, 9056), (2264, 6920), (2768, 5660), (2830, 5536), (3460, 4528)]