20193570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2579}}^1$

素因数の和:2624

約数の個数: 64

約数和(自身を含む): 55728000

約数和(自身を除く): 35534430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 87, 90, 135, 145, 174, 261, 270, 290, 435, 522, 783, 870, 1305, 1566, 2579, 2610, 3915, 5158, 7737, 7830, 12895, 15474, 23211, 25790, 38685, 46422, 69633, 74791, 77370, 116055, 139266, 149582, 224373, 232110, 348165, 373955, 448746, 673119, 696330, 747910, 1121865, 1346238, 2019357, 2243730, 3365595, 4038714, 6731190, 10096785, 20193570]

約数ペア:

[(1, 20193570), (2, 10096785), (3, 6731190), (5, 4038714), (6, 3365595), (9, 2243730), (10, 2019357), (15, 1346238), (18, 1121865), (27, 747910), (29, 696330), (30, 673119), (45, 448746), (54, 373955), (58, 348165), (87, 232110), (90, 224373), (135, 149582), (145, 139266), (174, 116055), (261, 77370), (270, 74791), (290, 69633), (435, 46422), (522, 38685), (783, 25790), (870, 23211), (1305, 15474), (1566, 12895), (2579, 7830), (2610, 7737), (3915, 5158)]