30996880

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{5783}}^1$

素因数の和:5863

約数の個数: 40

約数和(自身を含む): 73156032

約数和(自身を除く): 42159152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 5783, 11566, 23132, 28915, 46264, 57830, 92528, 115660, 231320, 387461, 462640, 774922, 1549844, 1937305, 3099688, 3874610, 6199376, 7749220, 15498440, 30996880]

約数ペア:

[(1, 30996880), (2, 15498440), (4, 7749220), (5, 6199376), (8, 3874610), (10, 3099688), (16, 1937305), (20, 1549844), (40, 774922), (67, 462640), (80, 387461), (134, 231320), (268, 115660), (335, 92528), (536, 57830), (670, 46264), (1072, 28915), (1340, 23132), (2680, 11566), (5360, 5783)]