18305740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{719}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 41126400

約数和(自身を除く): 22820660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 670, 719, 1273, 1340, 1438, 2546, 2876, 3595, 5092, 6365, 7190, 12730, 13661, 14380, 25460, 27322, 48173, 54644, 68305, 96346, 136610, 192692, 240865, 273220, 481730, 915287, 963460, 1830574, 3661148, 4576435, 9152870, 18305740]

約数ペア:

[(1, 18305740), (2, 9152870), (4, 4576435), (5, 3661148), (10, 1830574), (19, 963460), (20, 915287), (38, 481730), (67, 273220), (76, 240865), (95, 192692), (134, 136610), (190, 96346), (268, 68305), (335, 54644), (380, 48173), (670, 27322), (719, 25460), (1273, 14380), (1340, 13661), (1438, 12730), (2546, 7190), (2876, 6365), (3595, 5092)]