11889280

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1429}}^1$

素因数の和:1461

約数の個数: 64

約数和(自身を含む): 30630600

約数和(自身を除く): 18741320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1429, 1664, 2080, 2858, 4160, 5716, 7145, 8320, 11432, 14290, 18577, 22864, 28580, 37154, 45728, 57160, 74308, 91456, 92885, 114320, 148616, 182912, 185770, 228640, 297232, 371540, 457280, 594464, 743080, 914560, 1188928, 1486160, 2377856, 2972320, 5944640, 11889280]

約数ペア:

[(1, 11889280), (2, 5944640), (4, 2972320), (5, 2377856), (8, 1486160), (10, 1188928), (13, 914560), (16, 743080), (20, 594464), (26, 457280), (32, 371540), (40, 297232), (52, 228640), (64, 185770), (65, 182912), (80, 148616), (104, 114320), (128, 92885), (130, 91456), (160, 74308), (208, 57160), (260, 45728), (320, 37154), (416, 28580), (520, 22864), (640, 18577), (832, 14290), (1040, 11432), (1429, 8320), (1664, 7145), (2080, 5716), (2858, 4160)]