1977900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{347}}^1$

素因数の和:383

約数の個数: 72

約数和(自身を含む): 6041280

約数和(自身を除く): 4063380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 150, 190, 228, 285, 300, 347, 380, 475, 570, 694, 950, 1041, 1140, 1388, 1425, 1735, 1900, 2082, 2850, 3470, 4164, 5205, 5700, 6593, 6940, 8675, 10410, 13186, 17350, 19779, 20820, 26025, 26372, 32965, 34700, 39558, 52050, 65930, 79116, 98895, 104100, 131860, 164825, 197790, 329650, 395580, 494475, 659300, 988950, 1977900]

約数ペア:

[(1, 1977900), (2, 988950), (3, 659300), (4, 494475), (5, 395580), (6, 329650), (10, 197790), (12, 164825), (15, 131860), (19, 104100), (20, 98895), (25, 79116), (30, 65930), (38, 52050), (50, 39558), (57, 34700), (60, 32965), (75, 26372), (76, 26025), (95, 20820), (100, 19779), (114, 17350), (150, 13186), (190, 10410), (228, 8675), (285, 6940), (300, 6593), (347, 5700), (380, 5205), (475, 4164), (570, 3470), (694, 2850), (950, 2082), (1041, 1900), (1140, 1735), (1388, 1425)]