51965340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{123727}}^1$

素因数の和:123746

約数の個数: 48

約数和(自身を含む): 166290432

約数和(自身を除く): 114325092

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, 123727, 247454, 371181, 494908, 618635, 742362, 866089, 1237270, 1484724, 1732178, 1855905, 2474540, 2598267, 3464356, 3711810, 4330445, 5196534, 7423620, 8660890, 10393068, 12991335, 17321780, 25982670, 51965340]

約数ペア:

[(1, 51965340), (2, 25982670), (3, 17321780), (4, 12991335), (5, 10393068), (6, 8660890), (7, 7423620), (10, 5196534), (12, 4330445), (14, 3711810), (15, 3464356), (20, 2598267), (21, 2474540), (28, 1855905), (30, 1732178), (35, 1484724), (42, 1237270), (60, 866089), (70, 742362), (84, 618635), (105, 494908), (140, 371181), (210, 247454), (420, 123727)]