2920367984

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:718

約数の個数: 80

約数和(自身を含む): 6076396800

約数和(自身を除く): 3156028816

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 163, 199, 272, 326, 331, 398, 652, 662, 796, 1304, 1324, 1592, 2608, 2648, 2771, 3184, 3383, 5296, 5542, 5627, 6766, 11084, 11254, 13532, 22168, 22508, 27064, 32437, 44336, 45016, 53953, 54128, 64874, 65869, 90032, 107906, 129748, 131738, 215812, 259496, 263476, 431624, 518992, 526952, 551429, 863248, 917201, 1053904, 1102858, 1119773, 1834402, 2205716, 2239546, 3668804, 4411432, 4479092, 7337608, 8822864, 8958184, 10736647, 14675216, 17916368, 21473294, 42946588, 85893176, 171786352, 182522999, 365045998, 730091996, 1460183992, 2920367984]

約数ペア:

[(1, 2920367984), (2, 1460183992), (4, 730091996), (8, 365045998), (16, 182522999), (17, 171786352), (34, 85893176), (68, 42946588), (136, 21473294), (163, 17916368), (199, 14675216), (272, 10736647), (326, 8958184), (331, 8822864), (398, 7337608), (652, 4479092), (662, 4411432), (796, 3668804), (1304, 2239546), (1324, 2205716), (1592, 1834402), (2608, 1119773), (2648, 1102858), (2771, 1053904), (3184, 917201), (3383, 863248), (5296, 551429), (5542, 526952), (5627, 518992), (6766, 431624), (11084, 263476), (11254, 259496), (13532, 215812), (22168, 131738), (22508, 129748), (27064, 107906), (32437, 90032), (44336, 65869), (45016, 64874), (53953, 54128)]