20103202140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47864767}}^1$

素因数の和:47864786

約数の個数: 48

約数和(自身を含む): 64330248192

約数和(自身を除く): 44227046052

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 47864767, 95729534, 143594301, 191459068, 239323835, 287188602, 335053369, 478647670, 574377204, 670106738, 717971505, 957295340, 1005160107, 1340213476, 1435943010, 1675266845, 2010320214, 2871886020, 3350533690, 4020640428, 5025800535, 6701067380, 10051601070, 20103202140]

約数ペア:

[(1, 20103202140), (2, 10051601070), (3, 6701067380), (4, 5025800535), (5, 4020640428), (6, 3350533690), (7, 2871886020), (10, 2010320214), (12, 1675266845), (14, 1435943010), (15, 1340213476), (20, 1005160107), (21, 957295340), (28, 717971505), (30, 670106738), (35, 574377204), (42, 478647670), (60, 335053369), (70, 287188602), (84, 239323835), (105, 191459068), (140, 143594301), (210, 95729534), (420, 47864767)]