57664520

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{23633}}^1$

素因数の和:23705

約数の個数: 32

約数和(自身を含む): 131877720

約数和(自身を除く): 74213200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 23633, 47266, 94532, 118165, 189064, 236330, 472660, 945320, 1441613, 2883226, 5766452, 7208065, 11532904, 14416130, 28832260, 57664520]

約数ペア:

[(1, 57664520), (2, 28832260), (4, 14416130), (5, 11532904), (8, 7208065), (10, 5766452), (20, 2883226), (40, 1441613), (61, 945320), (122, 472660), (244, 236330), (305, 189064), (488, 118165), (610, 94532), (1220, 47266), (2440, 23633)]