738341780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{47269}}^1$

素因数の和:47360

約数の個数: 48

約数和(自身を含む): 1715333760

約数和(自身を除く): 976991980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 3124, 3905, 7810, 15620, 47269, 94538, 189076, 236345, 472690, 519959, 945380, 1039918, 2079836, 2599795, 3356099, 5199590, 6712198, 10399180, 13424396, 16780495, 33560990, 36917089, 67121980, 73834178, 147668356, 184585445, 369170890, 738341780]

約数ペア:

[(1, 738341780), (2, 369170890), (4, 184585445), (5, 147668356), (10, 73834178), (11, 67121980), (20, 36917089), (22, 33560990), (44, 16780495), (55, 13424396), (71, 10399180), (110, 6712198), (142, 5199590), (220, 3356099), (284, 2599795), (355, 2079836), (710, 1039918), (781, 945380), (1420, 519959), (1562, 472690), (3124, 236345), (3905, 189076), (7810, 94538), (15620, 47269)]