20926600

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{5507}}^1$

素因数の和:5542

約数の個数: 48

約数和(自身を含む): 51224400

約数和(自身を除く): 30297800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 5507, 11014, 22028, 27535, 44056, 55070, 104633, 110140, 137675, 209266, 220280, 275350, 418532, 523165, 550700, 837064, 1046330, 1101400, 2092660, 2615825, 4185320, 5231650, 10463300, 20926600]

約数ペア:

[(1, 20926600), (2, 10463300), (4, 5231650), (5, 4185320), (8, 2615825), (10, 2092660), (19, 1101400), (20, 1046330), (25, 837064), (38, 550700), (40, 523165), (50, 418532), (76, 275350), (95, 220280), (100, 209266), (152, 137675), (190, 110140), (200, 104633), (380, 55070), (475, 44056), (760, 27535), (950, 22028), (1900, 11014), (3800, 5507)]