9907760

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{457}}^1$

素因数の和:741

約数の個数: 40

約数和(自身を含む): 23171136

約数和(自身を除く): 13263376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 457, 542, 914, 1084, 1355, 1828, 2168, 2285, 2710, 3656, 4336, 4570, 5420, 7312, 9140, 10840, 18280, 21680, 36560, 123847, 247694, 495388, 619235, 990776, 1238470, 1981552, 2476940, 4953880, 9907760]

約数ペア:

[(1, 9907760), (2, 4953880), (4, 2476940), (5, 1981552), (8, 1238470), (10, 990776), (16, 619235), (20, 495388), (40, 247694), (80, 123847), (271, 36560), (457, 21680), (542, 18280), (914, 10840), (1084, 9140), (1355, 7312), (1828, 5420), (2168, 4570), (2285, 4336), (2710, 3656)]