13127240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{271}}^1$

素因数の和:462

約数の個数: 64

約数和(自身を含む): 34076160

約数和(自身を除く): 20948920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 173, 271, 280, 346, 542, 692, 865, 1084, 1211, 1355, 1384, 1730, 1897, 2168, 2422, 2710, 3460, 3794, 4844, 5420, 6055, 6920, 7588, 9485, 9688, 10840, 12110, 15176, 18970, 24220, 37940, 46883, 48440, 75880, 93766, 187532, 234415, 328181, 375064, 468830, 656362, 937660, 1312724, 1640905, 1875320, 2625448, 3281810, 6563620, 13127240]

約数ペア:

[(1, 13127240), (2, 6563620), (4, 3281810), (5, 2625448), (7, 1875320), (8, 1640905), (10, 1312724), (14, 937660), (20, 656362), (28, 468830), (35, 375064), (40, 328181), (56, 234415), (70, 187532), (140, 93766), (173, 75880), (271, 48440), (280, 46883), (346, 37940), (542, 24220), (692, 18970), (865, 15176), (1084, 12110), (1211, 10840), (1355, 9688), (1384, 9485), (1730, 7588), (1897, 6920), (2168, 6055), (2422, 5420), (2710, 4844), (3460, 3794)]