2020882920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{2405813}}^1$

素因数の和:2405834

約数の個数: 64

約数和(自身を含む): 6928744320

約数和(自身を除く): 4907861400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 2405813, 4811626, 7217439, 9623252, 12029065, 14434878, 16840691, 19246504, 24058130, 28869756, 33681382, 36087195, 48116260, 50522073, 57739512, 67362764, 72174390, 84203455, 96232520, 101044146, 134725528, 144348780, 168406910, 202088292, 252610365, 288697560, 336813820, 404176584, 505220730, 673627640, 1010441460, 2020882920]

約数ペア:

[(1, 2020882920), (2, 1010441460), (3, 673627640), (4, 505220730), (5, 404176584), (6, 336813820), (7, 288697560), (8, 252610365), (10, 202088292), (12, 168406910), (14, 144348780), (15, 134725528), (20, 101044146), (21, 96232520), (24, 84203455), (28, 72174390), (30, 67362764), (35, 57739512), (40, 50522073), (42, 48116260), (56, 36087195), (60, 33681382), (70, 28869756), (84, 24058130), (105, 19246504), (120, 16840691), (140, 14434878), (168, 12029065), (210, 9623252), (280, 7217439), (420, 4811626), (840, 2405813)]