7228760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2347}}^1$

素因数の和:2376

約数の個数: 64

約数和(自身を含む): 20286720

約数和(自身を除く): 13057960

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 2347, 3080, 4694, 9388, 11735, 16429, 18776, 23470, 25817, 32858, 46940, 51634, 65716, 82145, 93880, 103268, 129085, 131432, 164290, 180719, 206536, 258170, 328580, 361438, 516340, 657160, 722876, 903595, 1032680, 1445752, 1807190, 3614380, 7228760]

約数ペア:

[(1, 7228760), (2, 3614380), (4, 1807190), (5, 1445752), (7, 1032680), (8, 903595), (10, 722876), (11, 657160), (14, 516340), (20, 361438), (22, 328580), (28, 258170), (35, 206536), (40, 180719), (44, 164290), (55, 131432), (56, 129085), (70, 103268), (77, 93880), (88, 82145), (110, 65716), (140, 51634), (154, 46940), (220, 32858), (280, 25817), (308, 23470), (385, 18776), (440, 16429), (616, 11735), (770, 9388), (1540, 4694), (2347, 3080)]