1222408220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{571}}^1$

素因数の和:891

約数の個数: 96

約数和(自身を含む): 2892105216

約数和(自身を除く): 1669696996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 263, 370, 407, 526, 571, 740, 814, 1052, 1142, 1315, 1628, 2035, 2284, 2630, 2855, 2893, 4070, 5260, 5710, 5786, 6281, 8140, 9731, 11420, 11572, 12562, 14465, 19462, 21127, 25124, 28930, 31405, 38924, 42254, 48655, 57860, 62810, 84508, 97310, 105635, 107041, 125620, 150173, 194620, 211270, 214082, 232397, 300346, 422540, 428164, 464794, 535205, 600692, 750865, 929588, 1070410, 1161985, 1501730, 1651903, 2140820, 2323970, 3003460, 3303806, 4647940, 5556401, 6607612, 8259515, 11112802, 16519030, 22225604, 27782005, 33038060, 55564010, 61120411, 111128020, 122240822, 244481644, 305602055, 611204110, 1222408220]

約数ペア:

[(1, 1222408220), (2, 611204110), (4, 305602055), (5, 244481644), (10, 122240822), (11, 111128020), (20, 61120411), (22, 55564010), (37, 33038060), (44, 27782005), (55, 22225604), (74, 16519030), (110, 11112802), (148, 8259515), (185, 6607612), (220, 5556401), (263, 4647940), (370, 3303806), (407, 3003460), (526, 2323970), (571, 2140820), (740, 1651903), (814, 1501730), (1052, 1161985), (1142, 1070410), (1315, 929588), (1628, 750865), (2035, 600692), (2284, 535205), (2630, 464794), (2855, 428164), (2893, 422540), (4070, 300346), (5260, 232397), (5710, 214082), (5786, 211270), (6281, 194620), (8140, 150173), (9731, 125620), (11420, 107041), (11572, 105635), (12562, 97310), (14465, 84508), (19462, 62810), (21127, 57860), (25124, 48655), (28930, 42254), (31405, 38924)]