20120877030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{31531}}^1$

素因数の和:31869

約数の個数: 64

約数和(自身を含む): 49038566400

約数和(自身を除く): 28917689370

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 239, 267, 445, 478, 534, 717, 890, 1195, 1335, 1434, 2390, 2670, 3585, 7170, 21271, 31531, 42542, 63062, 63813, 94593, 106355, 127626, 157655, 189186, 212710, 315310, 319065, 472965, 638130, 945930, 2806259, 5612518, 7535909, 8418777, 14031295, 15071818, 16837554, 22607727, 28062590, 37679545, 42093885, 45215454, 75359090, 84187770, 113038635, 226077270, 670695901, 1341391802, 2012087703, 3353479505, 4024175406, 6706959010, 10060438515, 20120877030]

約数ペア:

[(1, 20120877030), (2, 10060438515), (3, 6706959010), (5, 4024175406), (6, 3353479505), (10, 2012087703), (15, 1341391802), (30, 670695901), (89, 226077270), (178, 113038635), (239, 84187770), (267, 75359090), (445, 45215454), (478, 42093885), (534, 37679545), (717, 28062590), (890, 22607727), (1195, 16837554), (1335, 15071818), (1434, 14031295), (2390, 8418777), (2670, 7535909), (3585, 5612518), (7170, 2806259), (21271, 945930), (31531, 638130), (42542, 472965), (63062, 319065), (63813, 315310), (94593, 212710), (106355, 189186), (127626, 157655)]