31235020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 67858560

約数和(自身を除く): 36623540

約数列:

[1, 2, 4, 5, 10, 20, 53, 79, 106, 158, 212, 265, 316, 373, 395, 530, 746, 790, 1060, 1492, 1580, 1865, 3730, 4187, 7460, 8374, 16748, 19769, 20935, 29467, 39538, 41870, 58934, 79076, 83740, 98845, 117868, 147335, 197690, 294670, 395380, 589340, 1561751, 3123502, 6247004, 7808755, 15617510, 31235020]

約数ペア:

[(1, 31235020), (2, 15617510), (4, 7808755), (5, 6247004), (10, 3123502), (20, 1561751), (53, 589340), (79, 395380), (106, 294670), (158, 197690), (212, 147335), (265, 117868), (316, 98845), (373, 83740), (395, 79076), (530, 58934), (746, 41870), (790, 39538), (1060, 29467), (1492, 20935), (1580, 19769), (1865, 16748), (3730, 8374), (4187, 7460)]