20335040

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:190

約数の個数: 112

約数和(自身を含む): 54315360

約数和(自身を除く): 33980320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 53, 55, 64, 80, 88, 106, 109, 110, 160, 176, 212, 218, 220, 265, 320, 352, 424, 436, 440, 530, 545, 583, 704, 848, 872, 880, 1060, 1090, 1166, 1199, 1696, 1744, 1760, 2120, 2180, 2332, 2398, 2915, 3392, 3488, 3520, 4240, 4360, 4664, 4796, 5777, 5830, 5995, 6976, 8480, 8720, 9328, 9592, 11554, 11660, 11990, 16960, 17440, 18656, 19184, 23108, 23320, 23980, 28885, 34880, 37312, 38368, 46216, 46640, 47960, 57770, 63547, 76736, 92432, 93280, 95920, 115540, 127094, 184864, 186560, 191840, 231080, 254188, 317735, 369728, 383680, 462160, 508376, 635470, 924320, 1016752, 1270940, 1848640, 2033504, 2541880, 4067008, 5083760, 10167520, 20335040]

約数ペア:

[(1, 20335040), (2, 10167520), (4, 5083760), (5, 4067008), (8, 2541880), (10, 2033504), (11, 1848640), (16, 1270940), (20, 1016752), (22, 924320), (32, 635470), (40, 508376), (44, 462160), (53, 383680), (55, 369728), (64, 317735), (80, 254188), (88, 231080), (106, 191840), (109, 186560), (110, 184864), (160, 127094), (176, 115540), (212, 95920), (218, 93280), (220, 92432), (265, 76736), (320, 63547), (352, 57770), (424, 47960), (436, 46640), (440, 46216), (530, 38368), (545, 37312), (583, 34880), (704, 28885), (848, 23980), (872, 23320), (880, 23108), (1060, 19184), (1090, 18656), (1166, 17440), (1199, 16960), (1696, 11990), (1744, 11660), (1760, 11554), (2120, 9592), (2180, 9328), (2332, 8720), (2398, 8480), (2915, 6976), (3392, 5995), (3488, 5830), (3520, 5777), (4240, 4796), (4360, 4664)]