12913460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13177}}^1$

素因数の和:13200

約数の個数: 36

約数和(自身を含む): 31548132

約数和(自身を除く): 18634672

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 13177, 26354, 52708, 65885, 92239, 131770, 184478, 263540, 368956, 461195, 645673, 922390, 1291346, 1844780, 2582692, 3228365, 6456730, 12913460]

約数ペア:

[(1, 12913460), (2, 6456730), (4, 3228365), (5, 2582692), (7, 1844780), (10, 1291346), (14, 922390), (20, 645673), (28, 461195), (35, 368956), (49, 263540), (70, 184478), (98, 131770), (140, 92239), (196, 65885), (245, 52708), (490, 26354), (980, 13177)]