26972140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{457}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 61401312

約数和(自身を除く): 34429172

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 227, 260, 454, 457, 908, 914, 1135, 1828, 2270, 2285, 2951, 4540, 4570, 5902, 5941, 9140, 11804, 11882, 14755, 23764, 29510, 29705, 59020, 59410, 103739, 118820, 207478, 414956, 518695, 1037390, 1348607, 2074780, 2697214, 5394428, 6743035, 13486070, 26972140]

約数ペア:

[(1, 26972140), (2, 13486070), (4, 6743035), (5, 5394428), (10, 2697214), (13, 2074780), (20, 1348607), (26, 1037390), (52, 518695), (65, 414956), (130, 207478), (227, 118820), (260, 103739), (454, 59410), (457, 59020), (908, 29705), (914, 29510), (1135, 23764), (1828, 14755), (2270, 11882), (2285, 11804), (2951, 9140), (4540, 5941), (4570, 5902)]