1618760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 4294080

約数和(自身を除く): 2675320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 283, 286, 440, 520, 566, 572, 715, 1132, 1144, 1415, 1430, 2264, 2830, 2860, 3113, 3679, 5660, 5720, 6226, 7358, 11320, 12452, 14716, 15565, 18395, 24904, 29432, 31130, 36790, 40469, 62260, 73580, 80938, 124520, 147160, 161876, 202345, 323752, 404690, 809380, 1618760]

約数ペア:

[(1, 1618760), (2, 809380), (4, 404690), (5, 323752), (8, 202345), (10, 161876), (11, 147160), (13, 124520), (20, 80938), (22, 73580), (26, 62260), (40, 40469), (44, 36790), (52, 31130), (55, 29432), (65, 24904), (88, 18395), (104, 15565), (110, 14716), (130, 12452), (143, 11320), (220, 7358), (260, 6226), (283, 5720), (286, 5660), (440, 3679), (520, 3113), (566, 2860), (572, 2830), (715, 2264), (1132, 1430), (1144, 1415)]