2297260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 5624640

約数和(自身を除く): 3327380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 269, 305, 427, 538, 610, 854, 1076, 1220, 1345, 1708, 1883, 2135, 2690, 3766, 4270, 5380, 7532, 8540, 9415, 16409, 18830, 32818, 37660, 65636, 82045, 114863, 164090, 229726, 328180, 459452, 574315, 1148630, 2297260]

約数ペア:

[(1, 2297260), (2, 1148630), (4, 574315), (5, 459452), (7, 328180), (10, 229726), (14, 164090), (20, 114863), (28, 82045), (35, 65636), (61, 37660), (70, 32818), (122, 18830), (140, 16409), (244, 9415), (269, 8540), (305, 7532), (427, 5380), (538, 4270), (610, 3766), (854, 2690), (1076, 2135), (1220, 1883), (1345, 1708)]