361117520

素因数分解:

$2^4\times 5^1\times {\mathrm{661}}^1\times {\mathrm{6829}}^1$

素因数の和:7503

約数の個数: 40

約数和(自身を含む): 840991560

約数和(自身を除く): 479874040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 661, 1322, 2644, 3305, 5288, 6610, 6829, 10576, 13220, 13658, 26440, 27316, 34145, 52880, 54632, 68290, 109264, 136580, 273160, 546320, 4513969, 9027938, 18055876, 22569845, 36111752, 45139690, 72223504, 90279380, 180558760, 361117520]

約数ペア:

[(1, 361117520), (2, 180558760), (4, 90279380), (5, 72223504), (8, 45139690), (10, 36111752), (16, 22569845), (20, 18055876), (40, 9027938), (80, 4513969), (661, 546320), (1322, 273160), (2644, 136580), (3305, 109264), (5288, 68290), (6610, 54632), (6829, 52880), (10576, 34145), (13220, 27316), (13658, 26440)]