2020137165

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{160903}}^1$

素因数の和:160951

約数の個数: 40

約数和(自身を含む): 3738121728

約数和(自身を除く): 1717984563

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 279, 405, 465, 837, 1395, 2511, 4185, 12555, 160903, 482709, 804515, 1448127, 2413545, 4344381, 4987993, 7240635, 13033143, 14963979, 21721905, 24939965, 44891937, 65165715, 74819895, 134675811, 224459685, 404027433, 673379055, 2020137165]

約数ペア:

[(1, 2020137165), (3, 673379055), (5, 404027433), (9, 224459685), (15, 134675811), (27, 74819895), (31, 65165715), (45, 44891937), (81, 24939965), (93, 21721905), (135, 14963979), (155, 13033143), (279, 7240635), (405, 4987993), (465, 4344381), (837, 2413545), (1395, 1448127), (2511, 804515), (4185, 482709), (12555, 160903)]