19593760

素因数分解:

$2^5\times 5^1\times {\mathrm{151}}^1\times {\mathrm{811}}^1$

素因数の和:977

約数の個数: 48

約数和(自身を含む): 46654272

約数和(自身を除く): 27060512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 151, 160, 302, 604, 755, 811, 1208, 1510, 1622, 2416, 3020, 3244, 4055, 4832, 6040, 6488, 8110, 12080, 12976, 16220, 24160, 25952, 32440, 64880, 122461, 129760, 244922, 489844, 612305, 979688, 1224610, 1959376, 2449220, 3918752, 4898440, 9796880, 19593760]

約数ペア:

[(1, 19593760), (2, 9796880), (4, 4898440), (5, 3918752), (8, 2449220), (10, 1959376), (16, 1224610), (20, 979688), (32, 612305), (40, 489844), (80, 244922), (151, 129760), (160, 122461), (302, 64880), (604, 32440), (755, 25952), (811, 24160), (1208, 16220), (1510, 12976), (1622, 12080), (2416, 8110), (3020, 6488), (3244, 6040), (4055, 4832)]