2817640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 7516800

約数和(自身を除く): 4699160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 347, 406, 580, 694, 812, 1015, 1160, 1388, 1624, 1735, 2030, 2429, 2776, 3470, 4060, 4858, 6940, 8120, 9716, 10063, 12145, 13880, 19432, 20126, 24290, 40252, 48580, 50315, 70441, 80504, 97160, 100630, 140882, 201260, 281764, 352205, 402520, 563528, 704410, 1408820, 2817640]

約数ペア:

[(1, 2817640), (2, 1408820), (4, 704410), (5, 563528), (7, 402520), (8, 352205), (10, 281764), (14, 201260), (20, 140882), (28, 100630), (29, 97160), (35, 80504), (40, 70441), (56, 50315), (58, 48580), (70, 40252), (116, 24290), (140, 20126), (145, 19432), (203, 13880), (232, 12145), (280, 10063), (290, 9716), (347, 8120), (406, 6940), (580, 4858), (694, 4060), (812, 3470), (1015, 2776), (1160, 2429), (1388, 2030), (1624, 1735)]