20803077840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{893603}}^1$

素因数の和:893716

約数の個数: 80

約数和(自身を含む): 65154454848

約数和(自身を除く): 44351377008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 120, 194, 240, 291, 388, 485, 582, 776, 970, 1164, 1455, 1552, 1940, 2328, 2910, 3880, 4656, 5820, 7760, 11640, 23280, 893603, 1787206, 2680809, 3574412, 4468015, 5361618, 7148824, 8936030, 10723236, 13404045, 14297648, 17872060, 21446472, 26808090, 35744120, 42892944, 53616180, 71488240, 86679491, 107232360, 173358982, 214464720, 260038473, 346717964, 433397455, 520076946, 693435928, 866794910, 1040153892, 1300192365, 1386871856, 1733589820, 2080307784, 2600384730, 3467179640, 4160615568, 5200769460, 6934359280, 10401538920, 20803077840]

約数ペア:

[(1, 20803077840), (2, 10401538920), (3, 6934359280), (4, 5200769460), (5, 4160615568), (6, 3467179640), (8, 2600384730), (10, 2080307784), (12, 1733589820), (15, 1386871856), (16, 1300192365), (20, 1040153892), (24, 866794910), (30, 693435928), (40, 520076946), (48, 433397455), (60, 346717964), (80, 260038473), (97, 214464720), (120, 173358982), (194, 107232360), (240, 86679491), (291, 71488240), (388, 53616180), (485, 42892944), (582, 35744120), (776, 26808090), (970, 21446472), (1164, 17872060), (1455, 14297648), (1552, 13404045), (1940, 10723236), (2328, 8936030), (2910, 7148824), (3880, 5361618), (4656, 4468015), (5820, 3574412), (7760, 2680809), (11640, 1787206), (23280, 893603)]