20251018880

素因数分解:

$2^7\times 5^1\times {\mathrm{31642217}}^1$

素因数の和:31642236

約数の個数: 32

約数和(自身を含む): 48412593540

約数和(自身を除く): 28161574660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 31642217, 63284434, 126568868, 158211085, 253137736, 316422170, 506275472, 632844340, 1012550944, 1265688680, 2025101888, 2531377360, 4050203776, 5062754720, 10125509440, 20251018880]

約数ペア:

[(1, 20251018880), (2, 10125509440), (4, 5062754720), (5, 4050203776), (8, 2531377360), (10, 2025101888), (16, 1265688680), (20, 1012550944), (32, 632844340), (40, 506275472), (64, 316422170), (80, 253137736), (128, 158211085), (160, 126568868), (320, 63284434), (640, 31642217)]