20047170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4673}}^1$

素因数の和:4707

約数の個数: 64

約数和(自身を含む): 56536704

約数和(自身を除く): 36489534

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 286, 330, 390, 429, 715, 858, 1430, 2145, 4290, 4673, 9346, 14019, 23365, 28038, 46730, 51403, 60749, 70095, 102806, 121498, 140190, 154209, 182247, 257015, 303745, 308418, 364494, 514030, 607490, 668239, 771045, 911235, 1336478, 1542090, 1822470, 2004717, 3341195, 4009434, 6682390, 10023585, 20047170]

約数ペア:

[(1, 20047170), (2, 10023585), (3, 6682390), (5, 4009434), (6, 3341195), (10, 2004717), (11, 1822470), (13, 1542090), (15, 1336478), (22, 911235), (26, 771045), (30, 668239), (33, 607490), (39, 514030), (55, 364494), (65, 308418), (66, 303745), (78, 257015), (110, 182247), (130, 154209), (143, 140190), (165, 121498), (195, 102806), (286, 70095), (330, 60749), (390, 51403), (429, 46730), (715, 28038), (858, 23365), (1430, 14019), (2145, 9346), (4290, 4673)]