4495020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3943}}^1$

素因数の和:3974

約数の個数: 48

約数和(自身を含む): 13251840

約数和(自身を除く): 8756820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 3943, 7886, 11829, 15772, 19715, 23658, 39430, 47316, 59145, 74917, 78860, 118290, 149834, 224751, 236580, 299668, 374585, 449502, 749170, 899004, 1123755, 1498340, 2247510, 4495020]

約数ペア:

[(1, 4495020), (2, 2247510), (3, 1498340), (4, 1123755), (5, 899004), (6, 749170), (10, 449502), (12, 374585), (15, 299668), (19, 236580), (20, 224751), (30, 149834), (38, 118290), (57, 78860), (60, 74917), (76, 59145), (95, 47316), (114, 39430), (190, 23658), (228, 19715), (285, 15772), (380, 11829), (570, 7886), (1140, 3943)]