40578080

素因数分解:

$2^5\times 5^1\times {\mathrm{253613}}^1$

素因数の和:253628

約数の個数: 24

約数和(自身を含む): 95866092

約数和(自身を除く): 55288012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 253613, 507226, 1014452, 1268065, 2028904, 2536130, 4057808, 5072260, 8115616, 10144520, 20289040, 40578080]

約数ペア:

[(1, 40578080), (2, 20289040), (4, 10144520), (5, 8115616), (8, 5072260), (10, 4057808), (16, 2536130), (20, 2028904), (32, 1268065), (40, 1014452), (80, 507226), (160, 253613)]