17716340

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 38782800

約数和(自身を除く): 21066460

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 89, 148, 178, 185, 269, 356, 370, 445, 538, 740, 890, 1076, 1345, 1780, 2690, 3293, 5380, 6586, 9953, 13172, 16465, 19906, 23941, 32930, 39812, 47882, 49765, 65860, 95764, 99530, 119705, 199060, 239410, 478820, 885817, 1771634, 3543268, 4429085, 8858170, 17716340]

約数ペア:

[(1, 17716340), (2, 8858170), (4, 4429085), (5, 3543268), (10, 1771634), (20, 885817), (37, 478820), (74, 239410), (89, 199060), (148, 119705), (178, 99530), (185, 95764), (269, 65860), (356, 49765), (370, 47882), (445, 39812), (538, 32930), (740, 23941), (890, 19906), (1076, 16465), (1345, 13172), (1780, 9953), (2690, 6586), (3293, 5380)]