1953380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{683}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 4826304

約数和(自身を除く): 2872924

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 683, 715, 1366, 1430, 2732, 2860, 3415, 6830, 7513, 8879, 13660, 15026, 17758, 30052, 35516, 37565, 44395, 75130, 88790, 97669, 150260, 177580, 195338, 390676, 488345, 976690, 1953380]

約数ペア:

[(1, 1953380), (2, 976690), (4, 488345), (5, 390676), (10, 195338), (11, 177580), (13, 150260), (20, 97669), (22, 88790), (26, 75130), (44, 44395), (52, 37565), (55, 35516), (65, 30052), (110, 17758), (130, 15026), (143, 13660), (220, 8879), (260, 7513), (286, 6830), (572, 3415), (683, 2860), (715, 2732), (1366, 1430)]