227977060

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{607}}^1$

素因数の和:916

約数の個数: 48

約数和(自身を含む): 487226880

約数和(自身を除く): 259249820

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 211, 356, 422, 445, 607, 844, 890, 1055, 1214, 1780, 2110, 2428, 3035, 4220, 6070, 12140, 18779, 37558, 54023, 75116, 93895, 108046, 128077, 187790, 216092, 256154, 270115, 375580, 512308, 540230, 640385, 1080460, 1280770, 2561540, 11398853, 22797706, 45595412, 56994265, 113988530, 227977060]

約数ペア:

[(1, 227977060), (2, 113988530), (4, 56994265), (5, 45595412), (10, 22797706), (20, 11398853), (89, 2561540), (178, 1280770), (211, 1080460), (356, 640385), (422, 540230), (445, 512308), (607, 375580), (844, 270115), (890, 256154), (1055, 216092), (1214, 187790), (1780, 128077), (2110, 108046), (2428, 93895), (3035, 75116), (4220, 54023), (6070, 37558), (12140, 18779)]