1885180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:91

約数の個数: 72

約数和(自身を含む): 4692240

約数和(自身を除く): 2807060

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 41, 44, 55, 76, 82, 95, 110, 121, 164, 190, 205, 209, 220, 242, 380, 410, 418, 451, 484, 605, 779, 820, 836, 902, 1045, 1210, 1558, 1804, 2090, 2255, 2299, 2420, 3116, 3895, 4180, 4510, 4598, 4961, 7790, 8569, 9020, 9196, 9922, 11495, 15580, 17138, 19844, 22990, 24805, 34276, 42845, 45980, 49610, 85690, 94259, 99220, 171380, 188518, 377036, 471295, 942590, 1885180]

約数ペア:

[(1, 1885180), (2, 942590), (4, 471295), (5, 377036), (10, 188518), (11, 171380), (19, 99220), (20, 94259), (22, 85690), (38, 49610), (41, 45980), (44, 42845), (55, 34276), (76, 24805), (82, 22990), (95, 19844), (110, 17138), (121, 15580), (164, 11495), (190, 9922), (205, 9196), (209, 9020), (220, 8569), (242, 7790), (380, 4961), (410, 4598), (418, 4510), (451, 4180), (484, 3895), (605, 3116), (779, 2420), (820, 2299), (836, 2255), (902, 2090), (1045, 1804), (1210, 1558)]