80473820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{574813}}^1$

素因数の和:574829

約数の個数: 24

約数和(自身を含む): 193137504

約数和(自身を除く): 112663684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 574813, 1149626, 2299252, 2874065, 4023691, 5748130, 8047382, 11496260, 16094764, 20118455, 40236910, 80473820]

約数ペア:

[(1, 80473820), (2, 40236910), (4, 20118455), (5, 16094764), (7, 11496260), (10, 8047382), (14, 5748130), (20, 4023691), (28, 2874065), (35, 2299252), (70, 1149626), (140, 574813)]