20251720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26647}}^1$

素因数の和:26677

約数の個数: 32

約数和(自身を含む): 47966400

約数和(自身を除く): 27714680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 26647, 53294, 106588, 133235, 213176, 266470, 506293, 532940, 1012586, 1065880, 2025172, 2531465, 4050344, 5062930, 10125860, 20251720]

約数ペア:

[(1, 20251720), (2, 10125860), (4, 5062930), (5, 4050344), (8, 2531465), (10, 2025172), (19, 1065880), (20, 1012586), (38, 532940), (40, 506293), (76, 266470), (95, 213176), (152, 133235), (190, 106588), (380, 53294), (760, 26647)]