129307420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{709}}^1\times {\mathrm{829}}^1$

素因数の和:1558

約数の個数: 48

約数和(自身を含む): 297007200

約数和(自身を除く): 167699780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 709, 829, 1418, 1658, 2836, 3316, 3545, 4145, 7090, 7799, 8290, 9119, 14180, 15598, 16580, 18238, 31196, 36476, 38995, 45595, 77990, 91190, 155980, 182380, 587761, 1175522, 2351044, 2938805, 5877610, 6465371, 11755220, 12930742, 25861484, 32326855, 64653710, 129307420]

約数ペア:

[(1, 129307420), (2, 64653710), (4, 32326855), (5, 25861484), (10, 12930742), (11, 11755220), (20, 6465371), (22, 5877610), (44, 2938805), (55, 2351044), (110, 1175522), (220, 587761), (709, 182380), (829, 155980), (1418, 91190), (1658, 77990), (2836, 45595), (3316, 38995), (3545, 36476), (4145, 31196), (7090, 18238), (7799, 16580), (8290, 15598), (9119, 14180)]