10978020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{859}}^1$

素因数の和:945

約数の個数: 72

約数和(自身を含む): 33808320

約数和(自身を除く): 22830300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 859, 1065, 1278, 1420, 1718, 2130, 2556, 2577, 3195, 3436, 4260, 4295, 5154, 6390, 7731, 8590, 10308, 12780, 12885, 15462, 17180, 25770, 30924, 38655, 51540, 60989, 77310, 121978, 154620, 182967, 243956, 304945, 365934, 548901, 609890, 731868, 914835, 1097802, 1219780, 1829670, 2195604, 2744505, 3659340, 5489010, 10978020]

約数ペア:

[(1, 10978020), (2, 5489010), (3, 3659340), (4, 2744505), (5, 2195604), (6, 1829670), (9, 1219780), (10, 1097802), (12, 914835), (15, 731868), (18, 609890), (20, 548901), (30, 365934), (36, 304945), (45, 243956), (60, 182967), (71, 154620), (90, 121978), (142, 77310), (180, 60989), (213, 51540), (284, 38655), (355, 30924), (426, 25770), (639, 17180), (710, 15462), (852, 12885), (859, 12780), (1065, 10308), (1278, 8590), (1420, 7731), (1718, 6390), (2130, 5154), (2556, 4295), (2577, 4260), (3195, 3436)]