27703760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{811}}^1$

素因数の和:892

約数の個数: 80

約数和(自身を含む): 74911872

約数和(自身を除く): 47208112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 427, 488, 560, 610, 811, 854, 976, 1220, 1622, 1708, 2135, 2440, 3244, 3416, 4055, 4270, 4880, 5677, 6488, 6832, 8110, 8540, 11354, 12976, 16220, 17080, 22708, 28385, 32440, 34160, 45416, 49471, 56770, 64880, 90832, 98942, 113540, 197884, 227080, 247355, 346297, 395768, 454160, 494710, 692594, 791536, 989420, 1385188, 1731485, 1978840, 2770376, 3462970, 3957680, 5540752, 6925940, 13851880, 27703760]

約数ペア:

[(1, 27703760), (2, 13851880), (4, 6925940), (5, 5540752), (7, 3957680), (8, 3462970), (10, 2770376), (14, 1978840), (16, 1731485), (20, 1385188), (28, 989420), (35, 791536), (40, 692594), (56, 494710), (61, 454160), (70, 395768), (80, 346297), (112, 247355), (122, 227080), (140, 197884), (244, 113540), (280, 98942), (305, 90832), (427, 64880), (488, 56770), (560, 49471), (610, 45416), (811, 34160), (854, 32440), (976, 28385), (1220, 22708), (1622, 17080), (1708, 16220), (2135, 12976), (2440, 11354), (3244, 8540), (3416, 8110), (4055, 6832), (4270, 6488), (4880, 5677)]