13727320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 33073920

約数和(自身を除く): 19346600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 43, 46, 86, 92, 115, 172, 184, 215, 230, 344, 347, 430, 460, 694, 860, 920, 989, 1388, 1720, 1735, 1978, 2776, 3470, 3956, 4945, 6940, 7912, 7981, 9890, 13880, 14921, 15962, 19780, 29842, 31924, 39560, 39905, 59684, 63848, 74605, 79810, 119368, 149210, 159620, 298420, 319240, 343183, 596840, 686366, 1372732, 1715915, 2745464, 3431830, 6863660, 13727320]

約数ペア:

[(1, 13727320), (2, 6863660), (4, 3431830), (5, 2745464), (8, 1715915), (10, 1372732), (20, 686366), (23, 596840), (40, 343183), (43, 319240), (46, 298420), (86, 159620), (92, 149210), (115, 119368), (172, 79810), (184, 74605), (215, 63848), (230, 59684), (344, 39905), (347, 39560), (430, 31924), (460, 29842), (694, 19780), (860, 15962), (920, 14921), (989, 13880), (1388, 9890), (1720, 7981), (1735, 7912), (1978, 6940), (2776, 4945), (3470, 3956)]