2912871640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{647}}^1\times {\mathrm{2297}}^1$

素因数の和:2969

約数の個数: 96

約数和(自身を含む): 7639103520

約数和(自身を除く): 4726231880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 647, 980, 1294, 1960, 2297, 2588, 3235, 4529, 4594, 5176, 6470, 9058, 9188, 11485, 12940, 16079, 18116, 18376, 22645, 22970, 25880, 31703, 32158, 36232, 45290, 45940, 63406, 64316, 80395, 90580, 91880, 112553, 126812, 128632, 158515, 160790, 181160, 225106, 253624, 317030, 321580, 450212, 562765, 634060, 643160, 900424, 1125530, 1268120, 1486159, 2251060, 2972318, 4502120, 5944636, 7430795, 10403113, 11889272, 14861590, 20806226, 29723180, 41612452, 52015565, 59446360, 72821791, 83224904, 104031130, 145643582, 208062260, 291287164, 364108955, 416124520, 582574328, 728217910, 1456435820, 2912871640]

約数ペア:

[(1, 2912871640), (2, 1456435820), (4, 728217910), (5, 582574328), (7, 416124520), (8, 364108955), (10, 291287164), (14, 208062260), (20, 145643582), (28, 104031130), (35, 83224904), (40, 72821791), (49, 59446360), (56, 52015565), (70, 41612452), (98, 29723180), (140, 20806226), (196, 14861590), (245, 11889272), (280, 10403113), (392, 7430795), (490, 5944636), (647, 4502120), (980, 2972318), (1294, 2251060), (1960, 1486159), (2297, 1268120), (2588, 1125530), (3235, 900424), (4529, 643160), (4594, 634060), (5176, 562765), (6470, 450212), (9058, 321580), (9188, 317030), (11485, 253624), (12940, 225106), (16079, 181160), (18116, 160790), (18376, 158515), (22645, 128632), (22970, 126812), (25880, 112553), (31703, 91880), (32158, 90580), (36232, 80395), (45290, 64316), (45940, 63406)]