2912353880

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1\times {\mathrm{2593}}^1$

素因数の和:3300

約数の個数: 64

約数和(自身を含む): 6718044960

約数和(自身を除く): 3805691080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 653, 860, 1306, 1720, 2593, 2612, 3265, 5186, 5224, 6530, 10372, 12965, 13060, 20744, 25930, 26120, 28079, 51860, 56158, 103720, 111499, 112316, 140395, 222998, 224632, 280790, 445996, 557495, 561580, 891992, 1114990, 1123160, 1693229, 2229980, 3386458, 4459960, 6772916, 8466145, 13545832, 16932290, 33864580, 67729160, 72808847, 145617694, 291235388, 364044235, 582470776, 728088470, 1456176940, 2912353880]

約数ペア:

[(1, 2912353880), (2, 1456176940), (4, 728088470), (5, 582470776), (8, 364044235), (10, 291235388), (20, 145617694), (40, 72808847), (43, 67729160), (86, 33864580), (172, 16932290), (215, 13545832), (344, 8466145), (430, 6772916), (653, 4459960), (860, 3386458), (1306, 2229980), (1720, 1693229), (2593, 1123160), (2612, 1114990), (3265, 891992), (5186, 561580), (5224, 557495), (6530, 445996), (10372, 280790), (12965, 224632), (13060, 222998), (20744, 140395), (25930, 112316), (26120, 111499), (28079, 103720), (51860, 56158)]