39588890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 81554688

約数和(自身を除く): 41965798

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 71, 74, 110, 137, 142, 185, 274, 355, 370, 407, 685, 710, 781, 814, 1370, 1507, 1562, 2035, 2627, 3014, 3905, 4070, 5069, 5254, 7535, 7810, 9727, 10138, 13135, 15070, 19454, 25345, 26270, 28897, 48635, 50690, 55759, 57794, 97270, 106997, 111518, 144485, 213994, 278795, 288970, 359899, 534985, 557590, 719798, 1069970, 1799495, 3598990, 3958889, 7917778, 19794445, 39588890]

約数ペア:

[(1, 39588890), (2, 19794445), (5, 7917778), (10, 3958889), (11, 3598990), (22, 1799495), (37, 1069970), (55, 719798), (71, 557590), (74, 534985), (110, 359899), (137, 288970), (142, 278795), (185, 213994), (274, 144485), (355, 111518), (370, 106997), (407, 97270), (685, 57794), (710, 55759), (781, 50690), (814, 48635), (1370, 28897), (1507, 26270), (1562, 25345), (2035, 19454), (2627, 15070), (3014, 13135), (3905, 10138), (4070, 9727), (5069, 7810), (5254, 7535)]