39754640

素因数分解:

$2^4\times 5^1\times {\mathrm{653}}^1\times {\mathrm{761}}^1$

素因数の和:1427

約数の個数: 40

約数和(自身を含む): 92692728

約数和(自身を除く): 52938088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 653, 761, 1306, 1522, 2612, 3044, 3265, 3805, 5224, 6088, 6530, 7610, 10448, 12176, 13060, 15220, 26120, 30440, 52240, 60880, 496933, 993866, 1987732, 2484665, 3975464, 4969330, 7950928, 9938660, 19877320, 39754640]

約数ペア:

[(1, 39754640), (2, 19877320), (4, 9938660), (5, 7950928), (8, 4969330), (10, 3975464), (16, 2484665), (20, 1987732), (40, 993866), (80, 496933), (653, 60880), (761, 52240), (1306, 30440), (1522, 26120), (2612, 15220), (3044, 13060), (3265, 12176), (3805, 10448), (5224, 7610), (6088, 6530)]