40055680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{8941}}^1$

素因数の和:8967

約数の個数: 64

約数和(自身を含む): 109450080

約数和(自身を除く): 69394400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 8941, 17882, 35764, 44705, 62587, 71528, 89410, 125174, 143056, 178820, 250348, 286112, 312935, 357640, 500696, 572224, 625870, 715280, 1001392, 1144448, 1251740, 1430560, 2002784, 2503480, 2861120, 4005568, 5006960, 5722240, 8011136, 10013920, 20027840, 40055680]

約数ペア:

[(1, 40055680), (2, 20027840), (4, 10013920), (5, 8011136), (7, 5722240), (8, 5006960), (10, 4005568), (14, 2861120), (16, 2503480), (20, 2002784), (28, 1430560), (32, 1251740), (35, 1144448), (40, 1001392), (56, 715280), (64, 625870), (70, 572224), (80, 500696), (112, 357640), (128, 312935), (140, 286112), (160, 250348), (224, 178820), (280, 143056), (320, 125174), (448, 89410), (560, 71528), (640, 62587), (896, 44705), (1120, 35764), (2240, 17882), (4480, 8941)]