2123756540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{503}}^1$

素因数の和:843

約数の個数: 96

約数和(自身を含む): 4836464640

約数和(自身を除く): 2712708100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 271, 380, 410, 503, 542, 779, 820, 1006, 1084, 1355, 1558, 2012, 2515, 2710, 3116, 3895, 5030, 5149, 5420, 7790, 9557, 10060, 10298, 11111, 15580, 19114, 20596, 20623, 22222, 25745, 38228, 41246, 44444, 47785, 51490, 55555, 82492, 95570, 102980, 103115, 111110, 136313, 191140, 206230, 211109, 222220, 272626, 391837, 412460, 422218, 545252, 681565, 783674, 844436, 1055545, 1363130, 1567348, 1959185, 2111090, 2589947, 2726260, 3918370, 4222180, 5179894, 5588833, 7836740, 10359788, 11177666, 12949735, 22355332, 25899470, 27944165, 51798940, 55888330, 106187827, 111776660, 212375654, 424751308, 530939135, 1061878270, 2123756540]

約数ペア:

[(1, 2123756540), (2, 1061878270), (4, 530939135), (5, 424751308), (10, 212375654), (19, 111776660), (20, 106187827), (38, 55888330), (41, 51798940), (76, 27944165), (82, 25899470), (95, 22355332), (164, 12949735), (190, 11177666), (205, 10359788), (271, 7836740), (380, 5588833), (410, 5179894), (503, 4222180), (542, 3918370), (779, 2726260), (820, 2589947), (1006, 2111090), (1084, 1959185), (1355, 1567348), (1558, 1363130), (2012, 1055545), (2515, 844436), (2710, 783674), (3116, 681565), (3895, 545252), (5030, 422218), (5149, 412460), (5420, 391837), (7790, 272626), (9557, 222220), (10060, 211109), (10298, 206230), (11111, 191140), (15580, 136313), (19114, 111110), (20596, 103115), (20623, 102980), (22222, 95570), (25745, 82492), (38228, 55555), (41246, 51490), (44444, 47785)]