538201020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1281431}}^1$

素因数の和:1281450

約数の個数: 48

約数和(自身を含む): 1722244608

約数和(自身を除く): 1184043588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1281431, 2562862, 3844293, 5125724, 6407155, 7688586, 8970017, 12814310, 15377172, 17940034, 19221465, 25628620, 26910051, 35880068, 38442930, 44850085, 53820102, 76885860, 89700170, 107640204, 134550255, 179400340, 269100510, 538201020]

約数ペア:

[(1, 538201020), (2, 269100510), (3, 179400340), (4, 134550255), (5, 107640204), (6, 89700170), (7, 76885860), (10, 53820102), (12, 44850085), (14, 38442930), (15, 35880068), (20, 26910051), (21, 25628620), (28, 19221465), (30, 17940034), (35, 15377172), (42, 12814310), (60, 8970017), (70, 7688586), (84, 6407155), (105, 5125724), (140, 3844293), (210, 2562862), (420, 1281431)]