13873280

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:481

約数の個数: 64

約数和(自身を含む): 33874200

約数和(自身を除く): 20000920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 265, 320, 409, 424, 530, 640, 818, 848, 1060, 1636, 1696, 2045, 2120, 3272, 3392, 4090, 4240, 6544, 6784, 8180, 8480, 13088, 16360, 16960, 21677, 26176, 32720, 33920, 43354, 52352, 65440, 86708, 108385, 130880, 173416, 216770, 261760, 346832, 433540, 693664, 867080, 1387328, 1734160, 2774656, 3468320, 6936640, 13873280]

約数ペア:

[(1, 13873280), (2, 6936640), (4, 3468320), (5, 2774656), (8, 1734160), (10, 1387328), (16, 867080), (20, 693664), (32, 433540), (40, 346832), (53, 261760), (64, 216770), (80, 173416), (106, 130880), (128, 108385), (160, 86708), (212, 65440), (265, 52352), (320, 43354), (409, 33920), (424, 32720), (530, 26176), (640, 21677), (818, 16960), (848, 16360), (1060, 13088), (1636, 8480), (1696, 8180), (2045, 6784), (2120, 6544), (3272, 4240), (3392, 4090)]