15758890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1109}}^1$

素因数の和:1159

約数の個数: 48

約数和(自身を含む): 34165800

約数和(自身を除く): 18406910

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 49, 58, 70, 98, 145, 203, 245, 290, 406, 490, 1015, 1109, 1421, 2030, 2218, 2842, 5545, 7105, 7763, 11090, 14210, 15526, 32161, 38815, 54341, 64322, 77630, 108682, 160805, 225127, 271705, 321610, 450254, 543410, 1125635, 1575889, 2251270, 3151778, 7879445, 15758890]

約数ペア:

[(1, 15758890), (2, 7879445), (5, 3151778), (7, 2251270), (10, 1575889), (14, 1125635), (29, 543410), (35, 450254), (49, 321610), (58, 271705), (70, 225127), (98, 160805), (145, 108682), (203, 77630), (245, 64322), (290, 54341), (406, 38815), (490, 32161), (1015, 15526), (1109, 14210), (1421, 11090), (2030, 7763), (2218, 7105), (2842, 5545)]