4205950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:277

約数の個数: 48

約数和(自身を含む): 9133344

約数和(自身を除く): 4927394

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 61, 70, 122, 175, 197, 305, 350, 394, 427, 610, 854, 985, 1379, 1525, 1970, 2135, 2758, 3050, 4270, 4925, 6895, 9850, 10675, 12017, 13790, 21350, 24034, 34475, 60085, 68950, 84119, 120170, 168238, 300425, 420595, 600850, 841190, 2102975, 4205950]

約数ペア:

[(1, 4205950), (2, 2102975), (5, 841190), (7, 600850), (10, 420595), (14, 300425), (25, 168238), (35, 120170), (50, 84119), (61, 68950), (70, 60085), (122, 34475), (175, 24034), (197, 21350), (305, 13790), (350, 12017), (394, 10675), (427, 9850), (610, 6895), (854, 4925), (985, 4270), (1379, 3050), (1525, 2758), (1970, 2135)]