1386560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{619}}^1$

素因数の和:643

約数の個数: 56

約数和(自身を含む): 3779520

約数和(自身を除く): 2392960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 619, 1120, 1238, 2240, 2476, 3095, 4333, 4952, 6190, 8666, 9904, 12380, 17332, 19808, 21665, 24760, 34664, 39616, 43330, 49520, 69328, 86660, 99040, 138656, 173320, 198080, 277312, 346640, 693280, 1386560]

約数ペア:

[(1, 1386560), (2, 693280), (4, 346640), (5, 277312), (7, 198080), (8, 173320), (10, 138656), (14, 99040), (16, 86660), (20, 69328), (28, 49520), (32, 43330), (35, 39616), (40, 34664), (56, 24760), (64, 21665), (70, 19808), (80, 17332), (112, 12380), (140, 9904), (160, 8666), (224, 6190), (280, 4952), (320, 4333), (448, 3095), (560, 2476), (619, 2240), (1120, 1238)]