20366880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{281}}^1$

素因数の和:450

約数の個数: 96

約数和(自身を含む): 64810368

約数和(自身を除く): 44443488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 151, 160, 240, 281, 302, 453, 480, 562, 604, 755, 843, 906, 1124, 1208, 1405, 1510, 1686, 1812, 2248, 2265, 2416, 2810, 3020, 3372, 3624, 4215, 4496, 4530, 4832, 5620, 6040, 6744, 7248, 8430, 8992, 9060, 11240, 12080, 13488, 14496, 16860, 18120, 22480, 24160, 26976, 33720, 36240, 42431, 44960, 67440, 72480, 84862, 127293, 134880, 169724, 212155, 254586, 339448, 424310, 509172, 636465, 678896, 848620, 1018344, 1272930, 1357792, 1697240, 2036688, 2545860, 3394480, 4073376, 5091720, 6788960, 10183440, 20366880]

約数ペア:

[(1, 20366880), (2, 10183440), (3, 6788960), (4, 5091720), (5, 4073376), (6, 3394480), (8, 2545860), (10, 2036688), (12, 1697240), (15, 1357792), (16, 1272930), (20, 1018344), (24, 848620), (30, 678896), (32, 636465), (40, 509172), (48, 424310), (60, 339448), (80, 254586), (96, 212155), (120, 169724), (151, 134880), (160, 127293), (240, 84862), (281, 72480), (302, 67440), (453, 44960), (480, 42431), (562, 36240), (604, 33720), (755, 26976), (843, 24160), (906, 22480), (1124, 18120), (1208, 16860), (1405, 14496), (1510, 13488), (1686, 12080), (1812, 11240), (2248, 9060), (2265, 8992), (2416, 8430), (2810, 7248), (3020, 6744), (3372, 6040), (3624, 5620), (4215, 4832), (4496, 4530)]