55972180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{229}}^1$

素因数の和:361

約数の個数: 72

約数和(自身を含む): 131047560

約数和(自身を除く): 75075380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 121, 202, 220, 229, 242, 404, 458, 484, 505, 605, 916, 1010, 1111, 1145, 1210, 2020, 2222, 2290, 2420, 2519, 4444, 4580, 5038, 5555, 10076, 11110, 12221, 12595, 22220, 23129, 24442, 25190, 27709, 46258, 48884, 50380, 55418, 61105, 92516, 110836, 115645, 122210, 138545, 231290, 244420, 254419, 277090, 462580, 508838, 554180, 1017676, 1272095, 2544190, 2798609, 5088380, 5597218, 11194436, 13993045, 27986090, 55972180]

約数ペア:

[(1, 55972180), (2, 27986090), (4, 13993045), (5, 11194436), (10, 5597218), (11, 5088380), (20, 2798609), (22, 2544190), (44, 1272095), (55, 1017676), (101, 554180), (110, 508838), (121, 462580), (202, 277090), (220, 254419), (229, 244420), (242, 231290), (404, 138545), (458, 122210), (484, 115645), (505, 110836), (605, 92516), (916, 61105), (1010, 55418), (1111, 50380), (1145, 48884), (1210, 46258), (2020, 27709), (2222, 25190), (2290, 24442), (2420, 23129), (2519, 22220), (4444, 12595), (4580, 12221), (5038, 11110), (5555, 10076)]