1806387190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:326

約数の個数: 128

約数和(自身を含む): 3774781440

約数和(自身を除く): 1968394250

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 47, 73, 85, 94, 95, 146, 163, 170, 190, 235, 323, 326, 365, 470, 646, 730, 799, 815, 893, 1241, 1387, 1598, 1615, 1630, 1786, 2482, 2771, 2774, 3097, 3230, 3431, 3995, 4465, 5542, 6194, 6205, 6862, 6935, 7661, 7990, 8930, 11899, 12410, 13855, 13870, 15181, 15322, 15485, 17155, 23579, 23798, 27710, 30362, 30970, 34310, 38305, 47158, 52649, 58327, 59495, 65189, 75905, 76610, 105298, 116654, 117895, 118990, 130237, 130378, 145559, 151810, 202283, 226081, 235790, 260474, 263245, 291118, 291635, 325945, 404566, 452162, 526490, 559253, 583270, 651185, 651890, 727795, 1011415, 1108213, 1118506, 1130405, 1302370, 1455590, 2022830, 2216426, 2260810, 2474503, 2796265, 3843377, 4949006, 5541065, 5592530, 7686754, 9507301, 10625807, 11082130, 12372515, 19014602, 19216885, 21251614, 24745030, 38433770, 47536505, 53129035, 95073010, 106258070, 180638719, 361277438, 903193595, 1806387190]

約数ペア:

[(1, 1806387190), (2, 903193595), (5, 361277438), (10, 180638719), (17, 106258070), (19, 95073010), (34, 53129035), (38, 47536505), (47, 38433770), (73, 24745030), (85, 21251614), (94, 19216885), (95, 19014602), (146, 12372515), (163, 11082130), (170, 10625807), (190, 9507301), (235, 7686754), (323, 5592530), (326, 5541065), (365, 4949006), (470, 3843377), (646, 2796265), (730, 2474503), (799, 2260810), (815, 2216426), (893, 2022830), (1241, 1455590), (1387, 1302370), (1598, 1130405), (1615, 1118506), (1630, 1108213), (1786, 1011415), (2482, 727795), (2771, 651890), (2774, 651185), (3097, 583270), (3230, 559253), (3431, 526490), (3995, 452162), (4465, 404566), (5542, 325945), (6194, 291635), (6205, 291118), (6862, 263245), (6935, 260474), (7661, 235790), (7990, 226081), (8930, 202283), (11899, 151810), (12410, 145559), (13855, 130378), (13870, 130237), (15181, 118990), (15322, 117895), (15485, 116654), (17155, 105298), (23579, 76610), (23798, 75905), (27710, 65189), (30362, 59495), (30970, 58327), (34310, 52649), (38305, 47158)]