40358240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19403}}^1$

素因数の和:19431

約数の個数: 48

約数和(自身を含む): 102685968

約数和(自身を除く): 62327728

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 19403, 38806, 77612, 97015, 155224, 194030, 252239, 310448, 388060, 504478, 620896, 776120, 1008956, 1261195, 1552240, 2017912, 2522390, 3104480, 4035824, 5044780, 8071648, 10089560, 20179120, 40358240]

約数ペア:

[(1, 40358240), (2, 20179120), (4, 10089560), (5, 8071648), (8, 5044780), (10, 4035824), (13, 3104480), (16, 2522390), (20, 2017912), (26, 1552240), (32, 1261195), (40, 1008956), (52, 776120), (65, 620896), (80, 504478), (104, 388060), (130, 310448), (160, 252239), (208, 194030), (260, 155224), (416, 97015), (520, 77612), (1040, 38806), (2080, 19403)]