20780452792

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{7879}}^1$

素因数の和:7997

約数の個数: 128

約数和(自身を含む): 47181657600

約数和(自身を除く): 26401204808

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 41, 43, 44, 68, 82, 86, 88, 136, 164, 172, 187, 328, 344, 374, 451, 473, 697, 731, 748, 902, 946, 1394, 1462, 1496, 1763, 1804, 1892, 2788, 2924, 3526, 3608, 3784, 5576, 5848, 7052, 7667, 7879, 8041, 14104, 15334, 15758, 16082, 19393, 29971, 30668, 31516, 32164, 38786, 59942, 61336, 63032, 64328, 77572, 86669, 119884, 133943, 155144, 173338, 239768, 267886, 323039, 329681, 338797, 346676, 535772, 646078, 659362, 677594, 693352, 1071544, 1292156, 1318724, 1355188, 1473373, 2584312, 2637448, 2710376, 2946746, 3553429, 3726767, 5491663, 5759549, 5893492, 7106858, 7453534, 10983326, 11519098, 11786984, 13890677, 14213716, 14907068, 21966652, 23038196, 27781354, 28427432, 29814136, 43933304, 46076392, 55562708, 60408293, 63355039, 111125416, 120816586, 126710078, 152797447, 236141509, 241633172, 253420156, 305594894, 472283018, 483266344, 506840312, 611189788, 944566036, 1222379576, 1889132072, 2597556599, 5195113198, 10390226396, 20780452792]

約数ペア:

[(1, 20780452792), (2, 10390226396), (4, 5195113198), (8, 2597556599), (11, 1889132072), (17, 1222379576), (22, 944566036), (34, 611189788), (41, 506840312), (43, 483266344), (44, 472283018), (68, 305594894), (82, 253420156), (86, 241633172), (88, 236141509), (136, 152797447), (164, 126710078), (172, 120816586), (187, 111125416), (328, 63355039), (344, 60408293), (374, 55562708), (451, 46076392), (473, 43933304), (697, 29814136), (731, 28427432), (748, 27781354), (902, 23038196), (946, 21966652), (1394, 14907068), (1462, 14213716), (1496, 13890677), (1763, 11786984), (1804, 11519098), (1892, 10983326), (2788, 7453534), (2924, 7106858), (3526, 5893492), (3608, 5759549), (3784, 5491663), (5576, 3726767), (5848, 3553429), (7052, 2946746), (7667, 2710376), (7879, 2637448), (8041, 2584312), (14104, 1473373), (15334, 1355188), (15758, 1318724), (16082, 1292156), (19393, 1071544), (29971, 693352), (30668, 677594), (31516, 659362), (32164, 646078), (38786, 535772), (59942, 346676), (61336, 338797), (63032, 329681), (64328, 323039), (77572, 267886), (86669, 239768), (119884, 173338), (133943, 155144)]