28745440

素因数分解:

$2^5\times 5^1\times {\mathrm{179659}}^1$

素因数の和:179674

約数の個数: 24

約数和(自身を含む): 67911480

約数和(自身を除く): 39166040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 179659, 359318, 718636, 898295, 1437272, 1796590, 2874544, 3593180, 5749088, 7186360, 14372720, 28745440]

約数ペア:

[(1, 28745440), (2, 14372720), (4, 7186360), (5, 5749088), (8, 3593180), (10, 2874544), (16, 1796590), (20, 1437272), (32, 898295), (40, 718636), (80, 359318), (160, 179659)]