11893420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7723}}^1$

素因数の和:7750

約数の個数: 48

約数和(自身を含む): 31143168

約数和(自身を除く): 19249748

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 7723, 15446, 30892, 38615, 54061, 77230, 84953, 108122, 154460, 169906, 216244, 270305, 339812, 424765, 540610, 594671, 849530, 1081220, 1189342, 1699060, 2378684, 2973355, 5946710, 11893420]

約数ペア:

[(1, 11893420), (2, 5946710), (4, 2973355), (5, 2378684), (7, 1699060), (10, 1189342), (11, 1081220), (14, 849530), (20, 594671), (22, 540610), (28, 424765), (35, 339812), (44, 270305), (55, 216244), (70, 169906), (77, 154460), (110, 108122), (140, 84953), (154, 77230), (220, 54061), (308, 38615), (385, 30892), (770, 15446), (1540, 7723)]