197744660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1619}}^1$

素因数の和:1856

約数の個数: 48

約数和(自身を含む): 431101440

約数和(自身を除く): 233356780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 197, 310, 394, 620, 788, 985, 1619, 1970, 3238, 3940, 6107, 6476, 8095, 12214, 16190, 24428, 30535, 32380, 50189, 61070, 100378, 122140, 200756, 250945, 318943, 501890, 637886, 1003780, 1275772, 1594715, 3189430, 6378860, 9887233, 19774466, 39548932, 49436165, 98872330, 197744660]

約数ペア:

[(1, 197744660), (2, 98872330), (4, 49436165), (5, 39548932), (10, 19774466), (20, 9887233), (31, 6378860), (62, 3189430), (124, 1594715), (155, 1275772), (197, 1003780), (310, 637886), (394, 501890), (620, 318943), (788, 250945), (985, 200756), (1619, 122140), (1970, 100378), (3238, 61070), (3940, 50189), (6107, 32380), (6476, 30535), (8095, 24428), (12214, 16190)]