2080365100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{9049}}^1$

素因数の和:9104

約数の個数: 108

約数和(自身を含む): 5223841000

約数和(自身を除く): 3143475900

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 121, 190, 209, 220, 242, 275, 380, 418, 475, 484, 550, 605, 836, 950, 1045, 1100, 1210, 1900, 2090, 2299, 2420, 3025, 4180, 4598, 5225, 6050, 9049, 9196, 10450, 11495, 12100, 18098, 20900, 22990, 36196, 45245, 45980, 57475, 90490, 99539, 114950, 171931, 180980, 199078, 226225, 229900, 343862, 398156, 452450, 497695, 687724, 859655, 904900, 995390, 1094929, 1719310, 1891241, 1990780, 2189858, 2488475, 3438620, 3782482, 4298275, 4379716, 4976950, 5474645, 7564964, 8596550, 9456205, 9953900, 10949290, 17193100, 18912410, 20803651, 21898580, 27373225, 37824820, 41607302, 47281025, 54746450, 83214604, 94562050, 104018255, 109492900, 189124100, 208036510, 416073020, 520091275, 1040182550, 2080365100]

約数ペア:

[(1, 2080365100), (2, 1040182550), (4, 520091275), (5, 416073020), (10, 208036510), (11, 189124100), (19, 109492900), (20, 104018255), (22, 94562050), (25, 83214604), (38, 54746450), (44, 47281025), (50, 41607302), (55, 37824820), (76, 27373225), (95, 21898580), (100, 20803651), (110, 18912410), (121, 17193100), (190, 10949290), (209, 9953900), (220, 9456205), (242, 8596550), (275, 7564964), (380, 5474645), (418, 4976950), (475, 4379716), (484, 4298275), (550, 3782482), (605, 3438620), (836, 2488475), (950, 2189858), (1045, 1990780), (1100, 1891241), (1210, 1719310), (1900, 1094929), (2090, 995390), (2299, 904900), (2420, 859655), (3025, 687724), (4180, 497695), (4598, 452450), (5225, 398156), (6050, 343862), (9049, 229900), (9196, 226225), (10450, 199078), (11495, 180980), (12100, 171931), (18098, 114950), (20900, 99539), (22990, 90490), (36196, 57475), (45245, 45980)]