2028157040

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{39799}}^1$

素因数の和:39839

約数の個数: 120

約数和(自身を含む): 5907434400

約数和(自身を除く): 3879277360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1274, 1456, 1820, 1960, 2548, 3185, 3640, 3920, 5096, 6370, 7280, 10192, 12740, 25480, 39799, 50960, 79598, 159196, 198995, 278593, 318392, 397990, 517387, 557186, 636784, 795980, 1034774, 1114372, 1392965, 1591960, 1950151, 2069548, 2228744, 2586935, 2785930, 3183920, 3621709, 3900302, 4139096, 4457488, 5173870, 5571860, 7243418, 7800604, 8278192, 9750755, 10347740, 11143720, 14486836, 15601208, 18108545, 19501510, 20695480, 22287440, 25351963, 28973672, 31202416, 36217090, 39003020, 41390960, 50703926, 57947344, 72434180, 78006040, 101407852, 126759815, 144868360, 156012080, 202815704, 253519630, 289736720, 405631408, 507039260, 1014078520, 2028157040]

約数ペア:

[(1, 2028157040), (2, 1014078520), (4, 507039260), (5, 405631408), (7, 289736720), (8, 253519630), (10, 202815704), (13, 156012080), (14, 144868360), (16, 126759815), (20, 101407852), (26, 78006040), (28, 72434180), (35, 57947344), (40, 50703926), (49, 41390960), (52, 39003020), (56, 36217090), (65, 31202416), (70, 28973672), (80, 25351963), (91, 22287440), (98, 20695480), (104, 19501510), (112, 18108545), (130, 15601208), (140, 14486836), (182, 11143720), (196, 10347740), (208, 9750755), (245, 8278192), (260, 7800604), (280, 7243418), (364, 5571860), (392, 5173870), (455, 4457488), (490, 4139096), (520, 3900302), (560, 3621709), (637, 3183920), (728, 2785930), (784, 2586935), (910, 2228744), (980, 2069548), (1040, 1950151), (1274, 1591960), (1456, 1392965), (1820, 1114372), (1960, 1034774), (2548, 795980), (3185, 636784), (3640, 557186), (3920, 517387), (5096, 397990), (6370, 318392), (7280, 278593), (10192, 198995), (12740, 159196), (25480, 79598), (39799, 50960)]