51967020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{123731}}^1$

素因数の和:123750

約数の個数: 48

約数和(自身を含む): 166295808

約数和(自身を除く): 114328788

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, 123731, 247462, 371193, 494924, 618655, 742386, 866117, 1237310, 1484772, 1732234, 1855965, 2474620, 2598351, 3464468, 3711930, 4330585, 5196702, 7423860, 8661170, 10393404, 12991755, 17322340, 25983510, 51967020]

約数ペア:

[(1, 51967020), (2, 25983510), (3, 17322340), (4, 12991755), (5, 10393404), (6, 8661170), (7, 7423860), (10, 5196702), (12, 4330585), (14, 3711930), (15, 3464468), (20, 2598351), (21, 2474620), (28, 1855965), (30, 1732234), (35, 1484772), (42, 1237310), (60, 866117), (70, 742386), (84, 618655), (105, 494924), (140, 371193), (210, 247462), (420, 123731)]