2016686480

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1\times {\mathrm{1399}}^1$

素因数の和:1936

約数の個数: 80

約数和(自身を含む): 4828857600

約数和(自身を除く): 2812171120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 487, 592, 740, 974, 1399, 1480, 1948, 2435, 2798, 2960, 3896, 4870, 5596, 6995, 7792, 9740, 11192, 13990, 18019, 19480, 22384, 27980, 36038, 38960, 51763, 55960, 72076, 90095, 103526, 111920, 144152, 180190, 207052, 258815, 288304, 360380, 414104, 517630, 681313, 720760, 828208, 1035260, 1362626, 1441520, 2070520, 2725252, 3406565, 4141040, 5450504, 6813130, 10901008, 13626260, 25208581, 27252520, 50417162, 54505040, 100834324, 126042905, 201668648, 252085810, 403337296, 504171620, 1008343240, 2016686480]

約数ペア:

[(1, 2016686480), (2, 1008343240), (4, 504171620), (5, 403337296), (8, 252085810), (10, 201668648), (16, 126042905), (20, 100834324), (37, 54505040), (40, 50417162), (74, 27252520), (80, 25208581), (148, 13626260), (185, 10901008), (296, 6813130), (370, 5450504), (487, 4141040), (592, 3406565), (740, 2725252), (974, 2070520), (1399, 1441520), (1480, 1362626), (1948, 1035260), (2435, 828208), (2798, 720760), (2960, 681313), (3896, 517630), (4870, 414104), (5596, 360380), (6995, 288304), (7792, 258815), (9740, 207052), (11192, 180190), (13990, 144152), (18019, 111920), (19480, 103526), (22384, 90095), (27980, 72076), (36038, 55960), (38960, 51763)]