23508280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 56609280

約数和(自身を除く): 33101000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 181, 191, 340, 362, 382, 680, 724, 764, 905, 955, 1448, 1528, 1810, 1910, 3077, 3247, 3620, 3820, 6154, 6494, 7240, 7640, 12308, 12988, 15385, 16235, 24616, 25976, 30770, 32470, 34571, 61540, 64940, 69142, 123080, 129880, 138284, 172855, 276568, 345710, 587707, 691420, 1175414, 1382840, 2350828, 2938535, 4701656, 5877070, 11754140, 23508280]

約数ペア:

[(1, 23508280), (2, 11754140), (4, 5877070), (5, 4701656), (8, 2938535), (10, 2350828), (17, 1382840), (20, 1175414), (34, 691420), (40, 587707), (68, 345710), (85, 276568), (136, 172855), (170, 138284), (181, 129880), (191, 123080), (340, 69142), (362, 64940), (382, 61540), (680, 34571), (724, 32470), (764, 30770), (905, 25976), (955, 24616), (1448, 16235), (1528, 15385), (1810, 12988), (1910, 12308), (3077, 7640), (3247, 7240), (3620, 6494), (3820, 6154)]