28076360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53993}}^1$

素因数の和:54017

約数の個数: 32

約数和(自身を含む): 68032440

約数和(自身を除く): 39956080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 53993, 107986, 215972, 269965, 431944, 539930, 701909, 1079860, 1403818, 2159720, 2807636, 3509545, 5615272, 7019090, 14038180, 28076360]

約数ペア:

[(1, 28076360), (2, 14038180), (4, 7019090), (5, 5615272), (8, 3509545), (10, 2807636), (13, 2159720), (20, 1403818), (26, 1079860), (40, 701909), (52, 539930), (65, 431944), (104, 269965), (130, 215972), (260, 107986), (520, 53993)]