2515360

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:293

約数の個数: 48

約数和(自身を含む): 6048000

約数和(自身を除く): 3532640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 199, 316, 395, 398, 632, 790, 796, 995, 1264, 1580, 1592, 1990, 2528, 3160, 3184, 3980, 6320, 6368, 7960, 12640, 15721, 15920, 31442, 31840, 62884, 78605, 125768, 157210, 251536, 314420, 503072, 628840, 1257680, 2515360]

約数ペア:

[(1, 2515360), (2, 1257680), (4, 628840), (5, 503072), (8, 314420), (10, 251536), (16, 157210), (20, 125768), (32, 78605), (40, 62884), (79, 31840), (80, 31442), (158, 15920), (160, 15721), (199, 12640), (316, 7960), (395, 6368), (398, 6320), (632, 3980), (790, 3184), (796, 3160), (995, 2528), (1264, 1990), (1580, 1592)]