89040140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{983}}^1$

素因数の和:1646

約数の個数: 48

約数和(自身を含む): 214244352

約数和(自身を除く): 125204212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 647, 983, 1294, 1966, 2588, 3235, 3932, 4529, 4915, 6470, 6881, 9058, 9830, 12940, 13762, 18116, 19660, 22645, 27524, 34405, 45290, 68810, 90580, 137620, 636001, 1272002, 2544004, 3180005, 4452007, 6360010, 8904014, 12720020, 17808028, 22260035, 44520070, 89040140]

約数ペア:

[(1, 89040140), (2, 44520070), (4, 22260035), (5, 17808028), (7, 12720020), (10, 8904014), (14, 6360010), (20, 4452007), (28, 3180005), (35, 2544004), (70, 1272002), (140, 636001), (647, 137620), (983, 90580), (1294, 68810), (1966, 45290), (2588, 34405), (3235, 27524), (3932, 22645), (4529, 19660), (4915, 18116), (6470, 13762), (6881, 12940), (9058, 9830)]