268989910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{4007}}^1$

素因数の和:4165

約数の個数: 48

約数和(自身を含む): 567484704

約数和(自身を除く): 298494794

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 137, 245, 274, 490, 685, 959, 1370, 1918, 4007, 4795, 6713, 8014, 9590, 13426, 20035, 28049, 33565, 40070, 56098, 67130, 140245, 196343, 280490, 392686, 548959, 981715, 1097918, 1963430, 2744795, 3842713, 5489590, 7685426, 19213565, 26898991, 38427130, 53797982, 134494955, 268989910]

約数ペア:

[(1, 268989910), (2, 134494955), (5, 53797982), (7, 38427130), (10, 26898991), (14, 19213565), (35, 7685426), (49, 5489590), (70, 3842713), (98, 2744795), (137, 1963430), (245, 1097918), (274, 981715), (490, 548959), (685, 392686), (959, 280490), (1370, 196343), (1918, 140245), (4007, 67130), (4795, 56098), (6713, 40070), (8014, 33565), (9590, 28049), (13426, 20035)]