15564320

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1093}}^1$

素因数の和:1197

約数の個数: 48

約数和(自身を含む): 37217880

約数和(自身を除く): 21653560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1093, 1424, 1780, 2186, 2848, 3560, 4372, 5465, 7120, 8744, 10930, 14240, 17488, 21860, 34976, 43720, 87440, 97277, 174880, 194554, 389108, 486385, 778216, 972770, 1556432, 1945540, 3112864, 3891080, 7782160, 15564320]

約数ペア:

[(1, 15564320), (2, 7782160), (4, 3891080), (5, 3112864), (8, 1945540), (10, 1556432), (16, 972770), (20, 778216), (32, 486385), (40, 389108), (80, 194554), (89, 174880), (160, 97277), (178, 87440), (356, 43720), (445, 34976), (712, 21860), (890, 17488), (1093, 14240), (1424, 10930), (1780, 8744), (2186, 7120), (2848, 5465), (3560, 4372)]