13222040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{541}}^1$

素因数の和:612

約数の個数: 64

約数和(自身を含む): 32780160

約数和(自身を除く): 19558120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 376, 470, 520, 541, 611, 940, 1082, 1222, 1880, 2164, 2444, 2705, 3055, 4328, 4888, 5410, 6110, 7033, 10820, 12220, 14066, 21640, 24440, 25427, 28132, 35165, 50854, 56264, 70330, 101708, 127135, 140660, 203416, 254270, 281320, 330551, 508540, 661102, 1017080, 1322204, 1652755, 2644408, 3305510, 6611020, 13222040]

約数ペア:

[(1, 13222040), (2, 6611020), (4, 3305510), (5, 2644408), (8, 1652755), (10, 1322204), (13, 1017080), (20, 661102), (26, 508540), (40, 330551), (47, 281320), (52, 254270), (65, 203416), (94, 140660), (104, 127135), (130, 101708), (188, 70330), (235, 56264), (260, 50854), (376, 35165), (470, 28132), (520, 25427), (541, 24440), (611, 21640), (940, 14066), (1082, 12220), (1222, 10820), (1880, 7033), (2164, 6110), (2444, 5410), (2705, 4888), (3055, 4328)]