20134506780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{425317}}^1$

素因数の和:425595

約数の個数: 72

約数和(自身を含む): 61307037792

約数和(自身を除く): 41172531012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 263, 526, 789, 1052, 1315, 1578, 2367, 2630, 3156, 3945, 4734, 5260, 7890, 9468, 11835, 15780, 23670, 47340, 425317, 850634, 1275951, 1701268, 2126585, 2551902, 3827853, 4253170, 5103804, 6379755, 7655706, 8506340, 12759510, 15311412, 19139265, 25519020, 38278530, 76557060, 111858371, 223716742, 335575113, 447433484, 559291855, 671150226, 1006725339, 1118583710, 1342300452, 1677875565, 2013450678, 2237167420, 3355751130, 4026901356, 5033626695, 6711502260, 10067253390, 20134506780]

約数ペア:

[(1, 20134506780), (2, 10067253390), (3, 6711502260), (4, 5033626695), (5, 4026901356), (6, 3355751130), (9, 2237167420), (10, 2013450678), (12, 1677875565), (15, 1342300452), (18, 1118583710), (20, 1006725339), (30, 671150226), (36, 559291855), (45, 447433484), (60, 335575113), (90, 223716742), (180, 111858371), (263, 76557060), (526, 38278530), (789, 25519020), (1052, 19139265), (1315, 15311412), (1578, 12759510), (2367, 8506340), (2630, 7655706), (3156, 6379755), (3945, 5103804), (4734, 4253170), (5260, 3827853), (7890, 2551902), (9468, 2126585), (11835, 1701268), (15780, 1275951), (23670, 850634), (47340, 425317)]