13503440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9929}}^1$

素因数の和:9959

約数の個数: 40

約数和(自身を含む): 33245640

約数和(自身を除く): 19742200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 9929, 19858, 39716, 49645, 79432, 99290, 158864, 168793, 198580, 337586, 397160, 675172, 794320, 843965, 1350344, 1687930, 2700688, 3375860, 6751720, 13503440]

約数ペア:

[(1, 13503440), (2, 6751720), (4, 3375860), (5, 2700688), (8, 1687930), (10, 1350344), (16, 843965), (17, 794320), (20, 675172), (34, 397160), (40, 337586), (68, 198580), (80, 168793), (85, 158864), (136, 99290), (170, 79432), (272, 49645), (340, 39716), (680, 19858), (1360, 9929)]