20050056

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:747

約数の個数: 96

約数和(自身を含む): 60453120

約数和(自身を除く): 40403064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 31, 36, 39, 52, 62, 72, 78, 93, 104, 117, 124, 156, 186, 234, 248, 279, 312, 372, 403, 468, 558, 691, 744, 806, 936, 1116, 1209, 1382, 1612, 2073, 2232, 2418, 2764, 3224, 3627, 4146, 4836, 5528, 6219, 7254, 8292, 8983, 9672, 12438, 14508, 16584, 17966, 21421, 24876, 26949, 29016, 35932, 42842, 49752, 53898, 64263, 71864, 80847, 85684, 107796, 128526, 161694, 171368, 192789, 215592, 257052, 278473, 323388, 385578, 514104, 556946, 646776, 771156, 835419, 1113892, 1542312, 1670838, 2227784, 2506257, 3341676, 5012514, 6683352, 10025028, 20050056]

約数ペア:

[(1, 20050056), (2, 10025028), (3, 6683352), (4, 5012514), (6, 3341676), (8, 2506257), (9, 2227784), (12, 1670838), (13, 1542312), (18, 1113892), (24, 835419), (26, 771156), (31, 646776), (36, 556946), (39, 514104), (52, 385578), (62, 323388), (72, 278473), (78, 257052), (93, 215592), (104, 192789), (117, 171368), (124, 161694), (156, 128526), (186, 107796), (234, 85684), (248, 80847), (279, 71864), (312, 64263), (372, 53898), (403, 49752), (468, 42842), (558, 35932), (691, 29016), (744, 26949), (806, 24876), (936, 21421), (1116, 17966), (1209, 16584), (1382, 14508), (1612, 12438), (2073, 9672), (2232, 8983), (2418, 8292), (2764, 7254), (3224, 6219), (3627, 5528), (4146, 4836)]