2158348720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{36607}}^1$

素因数の和:36698

約数の個数: 80

約数和(自身を含む): 5556215808

約数和(自身を除く): 3397867088

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 67, 80, 88, 110, 134, 176, 220, 268, 335, 440, 536, 670, 737, 880, 1072, 1340, 1474, 2680, 2948, 3685, 5360, 5896, 7370, 11792, 14740, 29480, 36607, 58960, 73214, 146428, 183035, 292856, 366070, 402677, 585712, 732140, 805354, 1464280, 1610708, 2013385, 2452669, 2928560, 3221416, 4026770, 4905338, 6442832, 8053540, 9810676, 12263345, 16107080, 19621352, 24526690, 26979359, 32214160, 39242704, 49053380, 53958718, 98106760, 107917436, 134896795, 196213520, 215834872, 269793590, 431669744, 539587180, 1079174360, 2158348720]

約数ペア:

[(1, 2158348720), (2, 1079174360), (4, 539587180), (5, 431669744), (8, 269793590), (10, 215834872), (11, 196213520), (16, 134896795), (20, 107917436), (22, 98106760), (40, 53958718), (44, 49053380), (55, 39242704), (67, 32214160), (80, 26979359), (88, 24526690), (110, 19621352), (134, 16107080), (176, 12263345), (220, 9810676), (268, 8053540), (335, 6442832), (440, 4905338), (536, 4026770), (670, 3221416), (737, 2928560), (880, 2452669), (1072, 2013385), (1340, 1610708), (1474, 1464280), (2680, 805354), (2948, 732140), (3685, 585712), (5360, 402677), (5896, 366070), (7370, 292856), (11792, 183035), (14740, 146428), (29480, 73214), (36607, 58960)]