28646580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2141}}^1$

素因数の和:2376

約数の個数: 48

約数和(自身を含む): 80607744

約数和(自身を除く): 51961164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 223, 446, 669, 892, 1115, 1338, 2141, 2230, 2676, 3345, 4282, 4460, 6423, 6690, 8564, 10705, 12846, 13380, 21410, 25692, 32115, 42820, 64230, 128460, 477443, 954886, 1432329, 1909772, 2387215, 2864658, 4774430, 5729316, 7161645, 9548860, 14323290, 28646580]

約数ペア:

[(1, 28646580), (2, 14323290), (3, 9548860), (4, 7161645), (5, 5729316), (6, 4774430), (10, 2864658), (12, 2387215), (15, 1909772), (20, 1432329), (30, 954886), (60, 477443), (223, 128460), (446, 64230), (669, 42820), (892, 32115), (1115, 25692), (1338, 21410), (2141, 13380), (2230, 12846), (2676, 10705), (3345, 8564), (4282, 6690), (4460, 6423)]