420190628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:477

約数の個数: 96

約数和(自身を含む): 908530560

約数和(自身を除く): 488339932

約数列:

[1, 2, 4, 11, 13, 22, 26, 29, 44, 52, 58, 73, 116, 143, 146, 286, 292, 319, 347, 377, 572, 638, 694, 754, 803, 949, 1276, 1388, 1508, 1606, 1898, 2117, 3212, 3796, 3817, 4147, 4234, 4511, 7634, 8294, 8468, 9022, 10063, 10439, 15268, 16588, 18044, 20126, 20878, 23287, 25331, 27521, 40252, 41756, 46574, 49621, 50662, 55042, 93148, 99242, 101324, 110084, 110693, 130819, 198484, 221386, 261638, 278641, 302731, 329303, 442772, 523276, 557282, 605462, 658606, 734599, 1114564, 1210924, 1317212, 1439009, 1469198, 2878018, 2938396, 3622333, 5756036, 7244666, 8080589, 9549787, 14489332, 16161178, 19099574, 32322356, 38199148, 105047657, 210095314, 420190628]

約数ペア:

[(1, 420190628), (2, 210095314), (4, 105047657), (11, 38199148), (13, 32322356), (22, 19099574), (26, 16161178), (29, 14489332), (44, 9549787), (52, 8080589), (58, 7244666), (73, 5756036), (116, 3622333), (143, 2938396), (146, 2878018), (286, 1469198), (292, 1439009), (319, 1317212), (347, 1210924), (377, 1114564), (572, 734599), (638, 658606), (694, 605462), (754, 557282), (803, 523276), (949, 442772), (1276, 329303), (1388, 302731), (1508, 278641), (1606, 261638), (1898, 221386), (2117, 198484), (3212, 130819), (3796, 110693), (3817, 110084), (4147, 101324), (4234, 99242), (4511, 93148), (7634, 55042), (8294, 50662), (8468, 49621), (9022, 46574), (10063, 41756), (10439, 40252), (15268, 27521), (16588, 25331), (18044, 23287), (20126, 20878)]