506240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{113}}^1$

素因数の和:139

約数の個数: 64

約数和(自身を含む): 1395360

約数和(自身を除く): 889120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 113, 128, 140, 160, 224, 226, 280, 320, 448, 452, 560, 565, 640, 791, 896, 904, 1120, 1130, 1582, 1808, 2240, 2260, 3164, 3616, 3955, 4480, 4520, 6328, 7232, 7910, 9040, 12656, 14464, 15820, 18080, 25312, 31640, 36160, 50624, 63280, 72320, 101248, 126560, 253120, 506240]

約数ペア:

[(1, 506240), (2, 253120), (4, 126560), (5, 101248), (7, 72320), (8, 63280), (10, 50624), (14, 36160), (16, 31640), (20, 25312), (28, 18080), (32, 15820), (35, 14464), (40, 12656), (56, 9040), (64, 7910), (70, 7232), (80, 6328), (112, 4520), (113, 4480), (128, 3955), (140, 3616), (160, 3164), (224, 2260), (226, 2240), (280, 1808), (320, 1582), (448, 1130), (452, 1120), (560, 904), (565, 896), (640, 791)]