20796097530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{653}}^1\times {\mathrm{2207}}^1$

素因数の和:2920

約数の個数: 128

約数和(自身を含む): 55312201728

約数和(自身を除く): 34516104198

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 37, 39, 65, 74, 78, 111, 130, 185, 195, 222, 370, 390, 481, 555, 653, 962, 1110, 1306, 1443, 1959, 2207, 2405, 2886, 3265, 3918, 4414, 4810, 6530, 6621, 7215, 8489, 9795, 11035, 13242, 14430, 16978, 19590, 22070, 24161, 25467, 28691, 33105, 42445, 48322, 50934, 57382, 66210, 72483, 81659, 84890, 86073, 120805, 127335, 143455, 144966, 163318, 172146, 241610, 244977, 254670, 286910, 314093, 362415, 408295, 430365, 489954, 628186, 724830, 816590, 860730, 942279, 1061567, 1224885, 1441171, 1570465, 1884558, 2123134, 2449770, 2882342, 3140930, 3184701, 4323513, 4711395, 5307835, 6369402, 7205855, 8647026, 9422790, 10615670, 14411710, 15923505, 18735223, 21617565, 31847010, 37470446, 43235130, 53323327, 56205669, 93676115, 106646654, 112411338, 159969981, 187352230, 266616635, 281028345, 319939962, 533233270, 562056690, 693203251, 799849905, 1386406502, 1599699810, 2079609753, 3466016255, 4159219506, 6932032510, 10398048765, 20796097530]

約数ペア:

[(1, 20796097530), (2, 10398048765), (3, 6932032510), (5, 4159219506), (6, 3466016255), (10, 2079609753), (13, 1599699810), (15, 1386406502), (26, 799849905), (30, 693203251), (37, 562056690), (39, 533233270), (65, 319939962), (74, 281028345), (78, 266616635), (111, 187352230), (130, 159969981), (185, 112411338), (195, 106646654), (222, 93676115), (370, 56205669), (390, 53323327), (481, 43235130), (555, 37470446), (653, 31847010), (962, 21617565), (1110, 18735223), (1306, 15923505), (1443, 14411710), (1959, 10615670), (2207, 9422790), (2405, 8647026), (2886, 7205855), (3265, 6369402), (3918, 5307835), (4414, 4711395), (4810, 4323513), (6530, 3184701), (6621, 3140930), (7215, 2882342), (8489, 2449770), (9795, 2123134), (11035, 1884558), (13242, 1570465), (14430, 1441171), (16978, 1224885), (19590, 1061567), (22070, 942279), (24161, 860730), (25467, 816590), (28691, 724830), (33105, 628186), (42445, 489954), (48322, 430365), (50934, 408295), (57382, 362415), (66210, 314093), (72483, 286910), (81659, 254670), (84890, 244977), (86073, 241610), (120805, 172146), (127335, 163318), (143455, 144966)]