20322990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:426

約数の個数: 96

約数和(自身を含む): 57620160

約数和(自身を除く): 37297170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 37, 45, 51, 74, 85, 90, 102, 111, 153, 170, 185, 222, 255, 306, 333, 359, 370, 510, 555, 629, 666, 718, 765, 1077, 1110, 1258, 1530, 1665, 1795, 1887, 2154, 3145, 3231, 3330, 3590, 3774, 5385, 5661, 6103, 6290, 6462, 9435, 10770, 11322, 12206, 13283, 16155, 18309, 18870, 26566, 28305, 30515, 32310, 36618, 39849, 54927, 56610, 61030, 66415, 79698, 91545, 109854, 119547, 132830, 183090, 199245, 225811, 239094, 274635, 398490, 451622, 549270, 597735, 677433, 1129055, 1195470, 1354866, 2032299, 2258110, 3387165, 4064598, 6774330, 10161495, 20322990]

約数ペア:

[(1, 20322990), (2, 10161495), (3, 6774330), (5, 4064598), (6, 3387165), (9, 2258110), (10, 2032299), (15, 1354866), (17, 1195470), (18, 1129055), (30, 677433), (34, 597735), (37, 549270), (45, 451622), (51, 398490), (74, 274635), (85, 239094), (90, 225811), (102, 199245), (111, 183090), (153, 132830), (170, 119547), (185, 109854), (222, 91545), (255, 79698), (306, 66415), (333, 61030), (359, 56610), (370, 54927), (510, 39849), (555, 36618), (629, 32310), (666, 30515), (718, 28305), (765, 26566), (1077, 18870), (1110, 18309), (1258, 16155), (1530, 13283), (1665, 12206), (1795, 11322), (1887, 10770), (2154, 9435), (3145, 6462), (3231, 6290), (3330, 6103), (3590, 5661), (3774, 5385)]