39747440

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1847}}^1$

素因数の和:2129

約数の個数: 40

約数和(自身を含む): 92806560

約数和(自身を除く): 53059120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 1847, 2152, 2690, 3694, 4304, 5380, 7388, 9235, 10760, 14776, 18470, 21520, 29552, 36940, 73880, 147760, 496843, 993686, 1987372, 2484215, 3974744, 4968430, 7949488, 9936860, 19873720, 39747440]

約数ペア:

[(1, 39747440), (2, 19873720), (4, 9936860), (5, 7949488), (8, 4968430), (10, 3974744), (16, 2484215), (20, 1987372), (40, 993686), (80, 496843), (269, 147760), (538, 73880), (1076, 36940), (1345, 29552), (1847, 21520), (2152, 18470), (2690, 14776), (3694, 10760), (4304, 9235), (5380, 7388)]