19755090

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{29}}^3$

素因数の和:106

約数の個数: 80

約数和(自身を含む): 55016280

約数和(自身を除く): 35261190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 81, 87, 90, 135, 145, 162, 174, 261, 270, 290, 405, 435, 522, 783, 810, 841, 870, 1305, 1566, 1682, 2349, 2523, 2610, 3915, 4205, 4698, 5046, 7569, 7830, 8410, 11745, 12615, 15138, 22707, 23490, 24389, 25230, 37845, 45414, 48778, 68121, 73167, 75690, 113535, 121945, 136242, 146334, 219501, 227070, 243890, 340605, 365835, 439002, 658503, 681210, 731670, 1097505, 1317006, 1975509, 2195010, 3292515, 3951018, 6585030, 9877545, 19755090]

約数ペア:

[(1, 19755090), (2, 9877545), (3, 6585030), (5, 3951018), (6, 3292515), (9, 2195010), (10, 1975509), (15, 1317006), (18, 1097505), (27, 731670), (29, 681210), (30, 658503), (45, 439002), (54, 365835), (58, 340605), (81, 243890), (87, 227070), (90, 219501), (135, 146334), (145, 136242), (162, 121945), (174, 113535), (261, 75690), (270, 73167), (290, 68121), (405, 48778), (435, 45414), (522, 37845), (783, 25230), (810, 24389), (841, 23490), (870, 22707), (1305, 15138), (1566, 12615), (1682, 11745), (2349, 8410), (2523, 7830), (2610, 7569), (3915, 5046), (4205, 4698)]