20245579180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{658607}}^1$

素因数の和:658698

約数の個数: 48

約数和(自身を含む): 44811688320

約数和(自身を除く): 24566109140

約数列:

[1, 2, 4, 5, 10, 20, 29, 53, 58, 106, 116, 145, 212, 265, 290, 530, 580, 1060, 1537, 3074, 6148, 7685, 15370, 30740, 658607, 1317214, 2634428, 3293035, 6586070, 13172140, 19099603, 34906171, 38199206, 69812342, 76398412, 95498015, 139624684, 174530855, 190996030, 349061710, 381992060, 698123420, 1012278959, 2024557918, 4049115836, 5061394795, 10122789590, 20245579180]

約数ペア:

[(1, 20245579180), (2, 10122789590), (4, 5061394795), (5, 4049115836), (10, 2024557918), (20, 1012278959), (29, 698123420), (53, 381992060), (58, 349061710), (106, 190996030), (116, 174530855), (145, 139624684), (212, 95498015), (265, 76398412), (290, 69812342), (530, 38199206), (580, 34906171), (1060, 19099603), (1537, 13172140), (3074, 6586070), (6148, 3293035), (7685, 2634428), (15370, 1317214), (30740, 658607)]