20368684080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1229993}}^1$

素因数の和:1230035

約数の個数: 120

約数和(自身を含む): 71379011808

約数和(自身を除く): 51010327728

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 5520, 8280, 16560, 1229993, 2459986, 3689979, 4919972, 6149965, 7379958, 9839944, 11069937, 12299930, 14759916, 18449895, 19679888, 22139874, 24599860, 28289839, 29519832, 36899790, 44279748, 49199720, 55349685, 56579678, 59039664, 73799580, 84869517, 88559496, 98399440, 110699370, 113159356, 141449195, 147599160, 169739034, 177118992, 221398740, 226318712, 254608551, 282898390, 295198320, 339478068, 424347585, 442797480, 452637424, 509217102, 565796780, 678956136, 848695170, 885594960, 1018434204, 1131593560, 1273042755, 1357912272, 1697390340, 2036868408, 2263187120, 2546085510, 3394780680, 4073736816, 5092171020, 6789561360, 10184342040, 20368684080]

約数ペア:

[(1, 20368684080), (2, 10184342040), (3, 6789561360), (4, 5092171020), (5, 4073736816), (6, 3394780680), (8, 2546085510), (9, 2263187120), (10, 2036868408), (12, 1697390340), (15, 1357912272), (16, 1273042755), (18, 1131593560), (20, 1018434204), (23, 885594960), (24, 848695170), (30, 678956136), (36, 565796780), (40, 509217102), (45, 452637424), (46, 442797480), (48, 424347585), (60, 339478068), (69, 295198320), (72, 282898390), (80, 254608551), (90, 226318712), (92, 221398740), (115, 177118992), (120, 169739034), (138, 147599160), (144, 141449195), (180, 113159356), (184, 110699370), (207, 98399440), (230, 88559496), (240, 84869517), (276, 73799580), (345, 59039664), (360, 56579678), (368, 55349685), (414, 49199720), (460, 44279748), (552, 36899790), (690, 29519832), (720, 28289839), (828, 24599860), (920, 22139874), (1035, 19679888), (1104, 18449895), (1380, 14759916), (1656, 12299930), (1840, 11069937), (2070, 9839944), (2760, 7379958), (3312, 6149965), (4140, 4919972), (5520, 3689979), (8280, 2459986), (16560, 1229993)]