2237420840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{15329}}^1$

素因数の和:15470

約数の個数: 64

約数和(自身を含む): 5215266000

約数和(自身を除く): 2977845160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 89, 164, 178, 205, 328, 356, 410, 445, 712, 820, 890, 1640, 1780, 3560, 3649, 7298, 14596, 15329, 18245, 29192, 30658, 36490, 61316, 72980, 76645, 122632, 145960, 153290, 306580, 613160, 628489, 1256978, 1364281, 2513956, 2728562, 3142445, 5027912, 5457124, 6284890, 6821405, 10914248, 12569780, 13642810, 25139560, 27285620, 54571240, 55935521, 111871042, 223742084, 279677605, 447484168, 559355210, 1118710420, 2237420840]

約数ペア:

[(1, 2237420840), (2, 1118710420), (4, 559355210), (5, 447484168), (8, 279677605), (10, 223742084), (20, 111871042), (40, 55935521), (41, 54571240), (82, 27285620), (89, 25139560), (164, 13642810), (178, 12569780), (205, 10914248), (328, 6821405), (356, 6284890), (410, 5457124), (445, 5027912), (712, 3142445), (820, 2728562), (890, 2513956), (1640, 1364281), (1780, 1256978), (3560, 628489), (3649, 613160), (7298, 306580), (14596, 153290), (15329, 145960), (18245, 122632), (29192, 76645), (30658, 72980), (36490, 61316)]