5457560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 13305600

約数和(自身を除く): 7848040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 167, 172, 190, 215, 334, 344, 380, 430, 668, 760, 817, 835, 860, 1336, 1634, 1670, 1720, 3173, 3268, 3340, 4085, 6346, 6536, 6680, 7181, 8170, 12692, 14362, 15865, 16340, 25384, 28724, 31730, 32680, 35905, 57448, 63460, 71810, 126920, 136439, 143620, 272878, 287240, 545756, 682195, 1091512, 1364390, 2728780, 5457560]

約数ペア:

[(1, 5457560), (2, 2728780), (4, 1364390), (5, 1091512), (8, 682195), (10, 545756), (19, 287240), (20, 272878), (38, 143620), (40, 136439), (43, 126920), (76, 71810), (86, 63460), (95, 57448), (152, 35905), (167, 32680), (172, 31730), (190, 28724), (215, 25384), (334, 16340), (344, 15865), (380, 14362), (430, 12692), (668, 8170), (760, 7181), (817, 6680), (835, 6536), (860, 6346), (1336, 4085), (1634, 3340), (1670, 3268), (1720, 3173)]