8420370

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:515

約数の個数: 64

約数和(自身を含む): 23383296

約数和(自身を除く): 14962926

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 101, 105, 202, 210, 303, 397, 505, 606, 707, 794, 1010, 1191, 1414, 1515, 1985, 2121, 2382, 2779, 3030, 3535, 3970, 4242, 5558, 5955, 7070, 8337, 10605, 11910, 13895, 16674, 21210, 27790, 40097, 41685, 80194, 83370, 120291, 200485, 240582, 280679, 400970, 561358, 601455, 842037, 1202910, 1403395, 1684074, 2806790, 4210185, 8420370]

約数ペア:

[(1, 8420370), (2, 4210185), (3, 2806790), (5, 1684074), (6, 1403395), (7, 1202910), (10, 842037), (14, 601455), (15, 561358), (21, 400970), (30, 280679), (35, 240582), (42, 200485), (70, 120291), (101, 83370), (105, 80194), (202, 41685), (210, 40097), (303, 27790), (397, 21210), (505, 16674), (606, 13895), (707, 11910), (794, 10605), (1010, 8337), (1191, 7070), (1414, 5955), (1515, 5558), (1985, 4242), (2121, 3970), (2382, 3535), (2779, 3030)]