13408898980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1\times {\mathrm{25943}}^1$

素因数の和:26596

約数の個数: 48

約数和(自身を含む): 28862596224

約数和(自身を除く): 15453697244

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 601, 860, 1202, 2404, 3005, 6010, 12020, 25843, 25943, 51686, 51886, 103372, 103772, 129215, 129715, 258430, 259430, 516860, 518860, 1115549, 2231098, 4462196, 5577745, 11155490, 15591743, 22310980, 31183486, 62366972, 77958715, 155917430, 311834860, 670444949, 1340889898, 2681779796, 3352224745, 6704449490, 13408898980]

約数ペア:

[(1, 13408898980), (2, 6704449490), (4, 3352224745), (5, 2681779796), (10, 1340889898), (20, 670444949), (43, 311834860), (86, 155917430), (172, 77958715), (215, 62366972), (430, 31183486), (601, 22310980), (860, 15591743), (1202, 11155490), (2404, 5577745), (3005, 4462196), (6010, 2231098), (12020, 1115549), (25843, 518860), (25943, 516860), (51686, 259430), (51886, 258430), (103372, 129715), (103772, 129215)]