40101880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1$

素因数の和:533

約数の個数: 128

約数和(自身を含む): 116121600

約数和(自身を除く): 76019720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 91, 92, 104, 115, 130, 140, 161, 182, 184, 230, 260, 280, 299, 322, 364, 455, 460, 479, 520, 598, 644, 728, 805, 910, 920, 958, 1196, 1288, 1495, 1610, 1820, 1916, 2093, 2392, 2395, 2990, 3220, 3353, 3640, 3832, 4186, 4790, 5980, 6227, 6440, 6706, 8372, 9580, 10465, 11017, 11960, 12454, 13412, 16744, 16765, 19160, 20930, 22034, 24908, 26824, 31135, 33530, 41860, 43589, 44068, 49816, 55085, 62270, 67060, 77119, 83720, 87178, 88136, 110170, 124540, 134120, 143221, 154238, 174356, 217945, 220340, 249080, 286442, 308476, 348712, 385595, 435890, 440680, 572884, 616952, 716105, 771190, 871780, 1002547, 1145768, 1432210, 1542380, 1743560, 2005094, 2864420, 3084760, 4010188, 5012735, 5728840, 8020376, 10025470, 20050940, 40101880]

約数ペア:

[(1, 40101880), (2, 20050940), (4, 10025470), (5, 8020376), (7, 5728840), (8, 5012735), (10, 4010188), (13, 3084760), (14, 2864420), (20, 2005094), (23, 1743560), (26, 1542380), (28, 1432210), (35, 1145768), (40, 1002547), (46, 871780), (52, 771190), (56, 716105), (65, 616952), (70, 572884), (91, 440680), (92, 435890), (104, 385595), (115, 348712), (130, 308476), (140, 286442), (161, 249080), (182, 220340), (184, 217945), (230, 174356), (260, 154238), (280, 143221), (299, 134120), (322, 124540), (364, 110170), (455, 88136), (460, 87178), (479, 83720), (520, 77119), (598, 67060), (644, 62270), (728, 55085), (805, 49816), (910, 44068), (920, 43589), (958, 41860), (1196, 33530), (1288, 31135), (1495, 26824), (1610, 24908), (1820, 22034), (1916, 20930), (2093, 19160), (2392, 16765), (2395, 16744), (2990, 13412), (3220, 12454), (3353, 11960), (3640, 11017), (3832, 10465), (4186, 9580), (4790, 8372), (5980, 6706), (6227, 6440)]