28140700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{5743}}^1$

素因数の和:5771

約数の個数: 54

約数和(自身を含む): 71047536

約数和(自身を除く): 42906836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 5743, 11486, 22972, 28715, 40201, 57430, 80402, 114860, 143575, 160804, 201005, 281407, 287150, 402010, 562814, 574300, 804020, 1005025, 1125628, 1407035, 2010050, 2814070, 4020100, 5628140, 7035175, 14070350, 28140700]

約数ペア:

[(1, 28140700), (2, 14070350), (4, 7035175), (5, 5628140), (7, 4020100), (10, 2814070), (14, 2010050), (20, 1407035), (25, 1125628), (28, 1005025), (35, 804020), (49, 574300), (50, 562814), (70, 402010), (98, 287150), (100, 281407), (140, 201005), (175, 160804), (196, 143575), (245, 114860), (350, 80402), (490, 57430), (700, 40201), (980, 28715), (1225, 22972), (2450, 11486), (4900, 5743)]