1151220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2741}}^1$

素因数の和:2760

約数の個数: 48

約数和(自身を含む): 3685248

約数和(自身を除く): 2534028

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 2741, 5482, 8223, 10964, 13705, 16446, 19187, 27410, 32892, 38374, 41115, 54820, 57561, 76748, 82230, 95935, 115122, 164460, 191870, 230244, 287805, 383740, 575610, 1151220]

約数ペア:

[(1, 1151220), (2, 575610), (3, 383740), (4, 287805), (5, 230244), (6, 191870), (7, 164460), (10, 115122), (12, 95935), (14, 82230), (15, 76748), (20, 57561), (21, 54820), (28, 41115), (30, 38374), (35, 32892), (42, 27410), (60, 19187), (70, 16446), (84, 13705), (105, 10964), (140, 8223), (210, 5482), (420, 2741)]