17191720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4723}}^1$

素因数の和:4754

約数の個数: 64

約数和(自身を含む): 47617920

約数和(自身を除く): 30426200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 4723, 9446, 18892, 23615, 33061, 37784, 47230, 61399, 66122, 94460, 122798, 132244, 165305, 188920, 245596, 264488, 306995, 330610, 429793, 491192, 613990, 661220, 859586, 1227980, 1322440, 1719172, 2148965, 2455960, 3438344, 4297930, 8595860, 17191720]

約数ペア:

[(1, 17191720), (2, 8595860), (4, 4297930), (5, 3438344), (7, 2455960), (8, 2148965), (10, 1719172), (13, 1322440), (14, 1227980), (20, 859586), (26, 661220), (28, 613990), (35, 491192), (40, 429793), (52, 330610), (56, 306995), (65, 264488), (70, 245596), (91, 188920), (104, 165305), (130, 132244), (140, 122798), (182, 94460), (260, 66122), (280, 61399), (364, 47230), (455, 37784), (520, 33061), (728, 23615), (910, 18892), (1820, 9446), (3640, 4723)]