20769960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2371}}^1$

素因数の和:2458

約数の個数: 64

約数和(自身を含む): 63190080

約数和(自身を除く): 42420120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 146, 219, 292, 365, 438, 584, 730, 876, 1095, 1460, 1752, 2190, 2371, 2920, 4380, 4742, 7113, 8760, 9484, 11855, 14226, 18968, 23710, 28452, 35565, 47420, 56904, 71130, 94840, 142260, 173083, 284520, 346166, 519249, 692332, 865415, 1038498, 1384664, 1730830, 2076996, 2596245, 3461660, 4153992, 5192490, 6923320, 10384980, 20769960]

約数ペア:

[(1, 20769960), (2, 10384980), (3, 6923320), (4, 5192490), (5, 4153992), (6, 3461660), (8, 2596245), (10, 2076996), (12, 1730830), (15, 1384664), (20, 1038498), (24, 865415), (30, 692332), (40, 519249), (60, 346166), (73, 284520), (120, 173083), (146, 142260), (219, 94840), (292, 71130), (365, 56904), (438, 47420), (584, 35565), (730, 28452), (876, 23710), (1095, 18968), (1460, 14226), (1752, 11855), (2190, 9484), (2371, 8760), (2920, 7113), (4380, 4742)]