4002880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{1787}}^1$

素因数の和:1811

約数の個数: 56

約数和(自身を含む): 10899648

約数和(自身を除く): 6896768

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, 1120, 1787, 2240, 3574, 7148, 8935, 12509, 14296, 17870, 25018, 28592, 35740, 50036, 57184, 62545, 71480, 100072, 114368, 125090, 142960, 200144, 250180, 285920, 400288, 500360, 571840, 800576, 1000720, 2001440, 4002880]

約数ペア:

[(1, 4002880), (2, 2001440), (4, 1000720), (5, 800576), (7, 571840), (8, 500360), (10, 400288), (14, 285920), (16, 250180), (20, 200144), (28, 142960), (32, 125090), (35, 114368), (40, 100072), (56, 71480), (64, 62545), (70, 57184), (80, 50036), (112, 35740), (140, 28592), (160, 25018), (224, 17870), (280, 14296), (320, 12509), (448, 8935), (560, 7148), (1120, 3574), (1787, 2240)]