19730040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14947}}^1$

素因数の和:14972

約数の個数: 64

約数和(自身を含む): 64575360

約数和(自身を除く): 44845320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 14947, 29894, 44841, 59788, 74735, 89682, 119576, 149470, 164417, 179364, 224205, 298940, 328834, 358728, 448410, 493251, 597880, 657668, 822085, 896820, 986502, 1315336, 1644170, 1793640, 1973004, 2466255, 3288340, 3946008, 4932510, 6576680, 9865020, 19730040]

約数ペア:

[(1, 19730040), (2, 9865020), (3, 6576680), (4, 4932510), (5, 3946008), (6, 3288340), (8, 2466255), (10, 1973004), (11, 1793640), (12, 1644170), (15, 1315336), (20, 986502), (22, 896820), (24, 822085), (30, 657668), (33, 597880), (40, 493251), (44, 448410), (55, 358728), (60, 328834), (66, 298940), (88, 224205), (110, 179364), (120, 164417), (132, 149470), (165, 119576), (220, 89682), (264, 74735), (330, 59788), (440, 44841), (660, 29894), (1320, 14947)]