2077748260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{209029}}^1$

素因数の和:209116

約数の個数: 48

約数和(自身を含む): 5056853760

約数和(自身を除く): 2979105500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 209029, 418058, 836116, 1045145, 1463203, 2090290, 2926406, 4180580, 5852812, 7316015, 14632030, 14841059, 29264060, 29682118, 59364236, 74205295, 103887413, 148410590, 207774826, 296821180, 415549652, 519437065, 1038874130, 2077748260]

約数ペア:

[(1, 2077748260), (2, 1038874130), (4, 519437065), (5, 415549652), (7, 296821180), (10, 207774826), (14, 148410590), (20, 103887413), (28, 74205295), (35, 59364236), (70, 29682118), (71, 29264060), (140, 14841059), (142, 14632030), (284, 7316015), (355, 5852812), (497, 4180580), (710, 2926406), (994, 2090290), (1420, 1463203), (1988, 1045145), (2485, 836116), (4970, 418058), (9940, 209029)]