20220556905

素因数分解:

$3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{509}}^1\times {\mathrm{2087}}^1$

素因数の和:2660

約数の個数: 80

約数和(自身を含む): 37108938240

約数和(自身を除く): 16888381335

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 405, 423, 509, 705, 1269, 1527, 2087, 2115, 2545, 3807, 4581, 6261, 6345, 7635, 10435, 13743, 18783, 19035, 22905, 23923, 31305, 41229, 56349, 68715, 71769, 93915, 98089, 119615, 169047, 206145, 215307, 281745, 294267, 358845, 490445, 645921, 845235, 882801, 1062283, 1076535, 1471335, 1937763, 2648403, 3186849, 3229605, 4414005, 5311415, 7945209, 9560547, 9688815, 13242015, 15934245, 28681641, 39726045, 47802735, 49927301, 86044923, 143408205, 149781903, 249636505, 430224615, 449345709, 748909515, 1348037127, 2246728545, 4044111381, 6740185635, 20220556905]

約数ペア:

[(1, 20220556905), (3, 6740185635), (5, 4044111381), (9, 2246728545), (15, 1348037127), (27, 748909515), (45, 449345709), (47, 430224615), (81, 249636505), (135, 149781903), (141, 143408205), (235, 86044923), (405, 49927301), (423, 47802735), (509, 39726045), (705, 28681641), (1269, 15934245), (1527, 13242015), (2087, 9688815), (2115, 9560547), (2545, 7945209), (3807, 5311415), (4581, 4414005), (6261, 3229605), (6345, 3186849), (7635, 2648403), (10435, 1937763), (13743, 1471335), (18783, 1076535), (19035, 1062283), (22905, 882801), (23923, 845235), (31305, 645921), (41229, 490445), (56349, 358845), (68715, 294267), (71769, 281745), (93915, 215307), (98089, 206145), (119615, 169047)]