12890070440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{30341}}^1$

素因数の和:30427

約数の個数: 128

約数和(自身を含む): 33643209600

約数和(自身を除く): 20753139160

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 43, 52, 65, 76, 86, 95, 104, 130, 152, 172, 190, 215, 247, 260, 344, 380, 430, 494, 520, 559, 760, 817, 860, 988, 1118, 1235, 1634, 1720, 1976, 2236, 2470, 2795, 3268, 4085, 4472, 4940, 5590, 6536, 8170, 9880, 10621, 11180, 16340, 21242, 22360, 30341, 32680, 42484, 53105, 60682, 84968, 106210, 121364, 151705, 212420, 242728, 303410, 394433, 424840, 576479, 606820, 788866, 1152958, 1213640, 1304663, 1577732, 1972165, 2305916, 2609326, 2882395, 3155464, 3944330, 4611832, 5218652, 5764790, 6523315, 7494227, 7888660, 10437304, 11529580, 13046630, 14988454, 15777320, 16960619, 23059160, 24788597, 26093260, 29976908, 33921238, 37471135, 49577194, 52186520, 59953816, 67842476, 74942270, 84803095, 99154388, 123942985, 135684952, 149884540, 169606190, 198308776, 247885970, 299769080, 322251761, 339212380, 495771940, 644503522, 678424760, 991543880, 1289007044, 1611258805, 2578014088, 3222517610, 6445035220, 12890070440]

約数ペア:

[(1, 12890070440), (2, 6445035220), (4, 3222517610), (5, 2578014088), (8, 1611258805), (10, 1289007044), (13, 991543880), (19, 678424760), (20, 644503522), (26, 495771940), (38, 339212380), (40, 322251761), (43, 299769080), (52, 247885970), (65, 198308776), (76, 169606190), (86, 149884540), (95, 135684952), (104, 123942985), (130, 99154388), (152, 84803095), (172, 74942270), (190, 67842476), (215, 59953816), (247, 52186520), (260, 49577194), (344, 37471135), (380, 33921238), (430, 29976908), (494, 26093260), (520, 24788597), (559, 23059160), (760, 16960619), (817, 15777320), (860, 14988454), (988, 13046630), (1118, 11529580), (1235, 10437304), (1634, 7888660), (1720, 7494227), (1976, 6523315), (2236, 5764790), (2470, 5218652), (2795, 4611832), (3268, 3944330), (4085, 3155464), (4472, 2882395), (4940, 2609326), (5590, 2305916), (6536, 1972165), (8170, 1577732), (9880, 1304663), (10621, 1213640), (11180, 1152958), (16340, 788866), (21242, 606820), (22360, 576479), (30341, 424840), (32680, 394433), (42484, 303410), (53105, 242728), (60682, 212420), (84968, 151705), (106210, 121364)]