20726677010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1493}}^1\times {\mathrm{4643}}^1$

素因数の和:6179

約数の個数: 64

約数和(自身を含む): 41961846528

約数和(自身を除く): 21235169518

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1493, 1495, 2986, 2990, 4643, 7465, 9286, 14930, 19409, 23215, 34339, 38818, 46430, 60359, 68678, 97045, 106789, 120718, 171695, 194090, 213578, 301795, 343390, 446407, 533945, 603590, 892814, 1067890, 1388257, 2232035, 2776514, 4464070, 6931999, 6941285, 13863998, 13882570, 34659995, 69319990, 90115987, 159435977, 180231974, 318871954, 450579935, 797179885, 901159870, 1594359770, 2072667701, 4145335402, 10363338505, 20726677010]

約数ペア:

[(1, 20726677010), (2, 10363338505), (5, 4145335402), (10, 2072667701), (13, 1594359770), (23, 901159870), (26, 797179885), (46, 450579935), (65, 318871954), (115, 180231974), (130, 159435977), (230, 90115987), (299, 69319990), (598, 34659995), (1493, 13882570), (1495, 13863998), (2986, 6941285), (2990, 6931999), (4643, 4464070), (7465, 2776514), (9286, 2232035), (14930, 1388257), (19409, 1067890), (23215, 892814), (34339, 603590), (38818, 533945), (46430, 446407), (60359, 343390), (68678, 301795), (97045, 213578), (106789, 194090), (120718, 171695)]