20385745440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{42470303}}^1$

素因数の和:42470321

約数の個数: 48

約数和(自身を含む): 64215099648

約数和(自身を除く): 43829354208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 42470303, 84940606, 127410909, 169881212, 212351515, 254821818, 339762424, 424703030, 509643636, 637054545, 679524848, 849406060, 1019287272, 1274109090, 1359049696, 1698812120, 2038574544, 2548218180, 3397624240, 4077149088, 5096436360, 6795248480, 10192872720, 20385745440]

約数ペア:

[(1, 20385745440), (2, 10192872720), (3, 6795248480), (4, 5096436360), (5, 4077149088), (6, 3397624240), (8, 2548218180), (10, 2038574544), (12, 1698812120), (15, 1359049696), (16, 1274109090), (20, 1019287272), (24, 849406060), (30, 679524848), (32, 637054545), (40, 509643636), (48, 424703030), (60, 339762424), (80, 254821818), (96, 212351515), (120, 169881212), (160, 127410909), (240, 84940606), (480, 42470303)]