18619300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:485

約数の個数: 72

約数和(自身を含む): 46983104

約数和(自身を除く): 28363804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 67, 70, 100, 134, 140, 175, 268, 335, 350, 397, 469, 670, 700, 794, 938, 1340, 1588, 1675, 1876, 1985, 2345, 2779, 3350, 3970, 4690, 5558, 6700, 7940, 9380, 9925, 11116, 11725, 13895, 19850, 23450, 26599, 27790, 39700, 46900, 53198, 55580, 69475, 106396, 132995, 138950, 186193, 265990, 277900, 372386, 531980, 664975, 744772, 930965, 1329950, 1861930, 2659900, 3723860, 4654825, 9309650, 18619300]

約数ペア:

[(1, 18619300), (2, 9309650), (4, 4654825), (5, 3723860), (7, 2659900), (10, 1861930), (14, 1329950), (20, 930965), (25, 744772), (28, 664975), (35, 531980), (50, 372386), (67, 277900), (70, 265990), (100, 186193), (134, 138950), (140, 132995), (175, 106396), (268, 69475), (335, 55580), (350, 53198), (397, 46900), (469, 39700), (670, 27790), (700, 26599), (794, 23450), (938, 19850), (1340, 13895), (1588, 11725), (1675, 11116), (1876, 9925), (1985, 9380), (2345, 7940), (2779, 6700), (3350, 5558), (3970, 4690)]