20176684060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4084349}}^1$

素因数の和:4084390

約数の個数: 48

約数和(自身を含む): 48031956000

約数和(自身を除く): 27855271940

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 4084349, 8168698, 16337396, 20421745, 40843490, 53096537, 77602631, 81686980, 106193074, 155205262, 212386148, 265482685, 310410524, 388013155, 530965370, 776026310, 1008834203, 1061930740, 1552052620, 2017668406, 4035336812, 5044171015, 10088342030, 20176684060]

約数ペア:

[(1, 20176684060), (2, 10088342030), (4, 5044171015), (5, 4035336812), (10, 2017668406), (13, 1552052620), (19, 1061930740), (20, 1008834203), (26, 776026310), (38, 530965370), (52, 388013155), (65, 310410524), (76, 265482685), (95, 212386148), (130, 155205262), (190, 106193074), (247, 81686980), (260, 77602631), (380, 53096537), (494, 40843490), (988, 20421745), (1235, 16337396), (2470, 8168698), (4940, 4084349)]