20301400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{853}}^1$

素因数の和:893

約数の個数: 96

約数和(自身を含む): 57183840

約数和(自身を除く): 36882440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 85, 100, 119, 136, 140, 170, 175, 200, 238, 280, 340, 350, 425, 476, 595, 680, 700, 850, 853, 952, 1190, 1400, 1700, 1706, 2380, 2975, 3400, 3412, 4265, 4760, 5950, 5971, 6824, 8530, 11900, 11942, 14501, 17060, 21325, 23800, 23884, 29002, 29855, 34120, 42650, 47768, 58004, 59710, 72505, 85300, 101507, 116008, 119420, 145010, 149275, 170600, 203014, 238840, 290020, 298550, 362525, 406028, 507535, 580040, 597100, 725050, 812056, 1015070, 1194200, 1450100, 2030140, 2537675, 2900200, 4060280, 5075350, 10150700, 20301400]

約数ペア:

[(1, 20301400), (2, 10150700), (4, 5075350), (5, 4060280), (7, 2900200), (8, 2537675), (10, 2030140), (14, 1450100), (17, 1194200), (20, 1015070), (25, 812056), (28, 725050), (34, 597100), (35, 580040), (40, 507535), (50, 406028), (56, 362525), (68, 298550), (70, 290020), (85, 238840), (100, 203014), (119, 170600), (136, 149275), (140, 145010), (170, 119420), (175, 116008), (200, 101507), (238, 85300), (280, 72505), (340, 59710), (350, 58004), (425, 47768), (476, 42650), (595, 34120), (680, 29855), (700, 29002), (850, 23884), (853, 23800), (952, 21325), (1190, 17060), (1400, 14501), (1700, 11942), (1706, 11900), (2380, 8530), (2975, 6824), (3400, 5971), (3412, 5950), (4265, 4760)]