20568810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1301}}^1$

素因数の和:1359

約数の個数: 64

約数和(自身を含む): 53996544

約数和(自身を除く): 33427734

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 31, 34, 51, 62, 85, 93, 102, 155, 170, 186, 255, 310, 465, 510, 527, 930, 1054, 1301, 1581, 2602, 2635, 3162, 3903, 5270, 6505, 7806, 7905, 13010, 15810, 19515, 22117, 39030, 40331, 44234, 66351, 80662, 110585, 120993, 132702, 201655, 221170, 241986, 331755, 403310, 604965, 663510, 685627, 1209930, 1371254, 2056881, 3428135, 4113762, 6856270, 10284405, 20568810]

約数ペア:

[(1, 20568810), (2, 10284405), (3, 6856270), (5, 4113762), (6, 3428135), (10, 2056881), (15, 1371254), (17, 1209930), (30, 685627), (31, 663510), (34, 604965), (51, 403310), (62, 331755), (85, 241986), (93, 221170), (102, 201655), (155, 132702), (170, 120993), (186, 110585), (255, 80662), (310, 66351), (465, 44234), (510, 40331), (527, 39030), (930, 22117), (1054, 19515), (1301, 15810), (1581, 13010), (2602, 7905), (2635, 7806), (3162, 6505), (3903, 5270)]