14821820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{523}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 33892320

約数和(自身を除く): 19070500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 523, 545, 1046, 1090, 1417, 2092, 2180, 2615, 2834, 5230, 5668, 6799, 7085, 10460, 13598, 14170, 27196, 28340, 33995, 57007, 67990, 114014, 135980, 228028, 285035, 570070, 741091, 1140140, 1482182, 2964364, 3705455, 7410910, 14821820]

約数ペア:

[(1, 14821820), (2, 7410910), (4, 3705455), (5, 2964364), (10, 1482182), (13, 1140140), (20, 741091), (26, 570070), (52, 285035), (65, 228028), (109, 135980), (130, 114014), (218, 67990), (260, 57007), (436, 33995), (523, 28340), (545, 27196), (1046, 14170), (1090, 13598), (1417, 10460), (2092, 7085), (2180, 6799), (2615, 5668), (2834, 5230)]