2018574480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{646979}}^1$

素因数の和:647008

約数の個数: 80

約数和(自身を含む): 6738943680

約数和(自身を除く): 4720369200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 646979, 1293958, 1940937, 2587916, 3234895, 3881874, 5175832, 6469790, 7763748, 8410727, 9704685, 10351664, 12939580, 15527496, 16821454, 19409370, 25232181, 25879160, 31054992, 33642908, 38818740, 42053635, 50464362, 51758320, 67285816, 77637480, 84107270, 100928724, 126160905, 134571632, 155274960, 168214540, 201857448, 252321810, 336429080, 403714896, 504643620, 672858160, 1009287240, 2018574480]

約数ペア:

[(1, 2018574480), (2, 1009287240), (3, 672858160), (4, 504643620), (5, 403714896), (6, 336429080), (8, 252321810), (10, 201857448), (12, 168214540), (13, 155274960), (15, 134571632), (16, 126160905), (20, 100928724), (24, 84107270), (26, 77637480), (30, 67285816), (39, 51758320), (40, 50464362), (48, 42053635), (52, 38818740), (60, 33642908), (65, 31054992), (78, 25879160), (80, 25232181), (104, 19409370), (120, 16821454), (130, 15527496), (156, 12939580), (195, 10351664), (208, 9704685), (240, 8410727), (260, 7763748), (312, 6469790), (390, 5175832), (520, 3881874), (624, 3234895), (780, 2587916), (1040, 1940937), (1560, 1293958), (3120, 646979)]