40817640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{643}}^1$

素因数の和:703

約数の個数: 96

約数和(自身を含む): 128207520

約数和(自身を除く): 87389880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 529, 552, 643, 690, 920, 1058, 1286, 1380, 1587, 1929, 2116, 2572, 2645, 2760, 3174, 3215, 3858, 4232, 5144, 5290, 6348, 6430, 7716, 7935, 9645, 10580, 12696, 12860, 14789, 15432, 15870, 19290, 21160, 25720, 29578, 31740, 38580, 44367, 59156, 63480, 73945, 77160, 88734, 118312, 147890, 177468, 221835, 295780, 340147, 354936, 443670, 591560, 680294, 887340, 1020441, 1360588, 1700735, 1774680, 2040882, 2721176, 3401470, 4081764, 5102205, 6802940, 8163528, 10204410, 13605880, 20408820, 40817640]

約数ペア:

[(1, 40817640), (2, 20408820), (3, 13605880), (4, 10204410), (5, 8163528), (6, 6802940), (8, 5102205), (10, 4081764), (12, 3401470), (15, 2721176), (20, 2040882), (23, 1774680), (24, 1700735), (30, 1360588), (40, 1020441), (46, 887340), (60, 680294), (69, 591560), (92, 443670), (115, 354936), (120, 340147), (138, 295780), (184, 221835), (230, 177468), (276, 147890), (345, 118312), (460, 88734), (529, 77160), (552, 73945), (643, 63480), (690, 59156), (920, 44367), (1058, 38580), (1286, 31740), (1380, 29578), (1587, 25720), (1929, 21160), (2116, 19290), (2572, 15870), (2645, 15432), (2760, 14789), (3174, 12860), (3215, 12696), (3858, 10580), (4232, 9645), (5144, 7935), (5290, 7716), (6348, 6430)]