12966075380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{4409}}^1$

素因数の和:4617

約数の個数: 96

約数和(自身を含む): 29338848000

約数和(自身を除く): 16372772620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 109, 142, 190, 218, 284, 355, 380, 436, 545, 710, 1090, 1349, 1420, 2071, 2180, 2698, 4142, 4409, 5396, 6745, 7739, 8284, 8818, 10355, 13490, 15478, 17636, 20710, 22045, 26980, 30956, 38695, 41420, 44090, 77390, 83771, 88180, 147041, 154780, 167542, 294082, 313039, 335084, 418855, 480581, 588164, 626078, 735205, 837710, 961162, 1252156, 1470410, 1565195, 1675420, 1922324, 2402905, 2940820, 3130390, 4805810, 5947741, 6260780, 9131039, 9611620, 11895482, 18262078, 23790964, 29738705, 34121251, 36524156, 45655195, 59477410, 68242502, 91310390, 118954820, 136485004, 170606255, 182620780, 341212510, 648303769, 682425020, 1296607538, 2593215076, 3241518845, 6483037690, 12966075380]

約数ペア:

[(1, 12966075380), (2, 6483037690), (4, 3241518845), (5, 2593215076), (10, 1296607538), (19, 682425020), (20, 648303769), (38, 341212510), (71, 182620780), (76, 170606255), (95, 136485004), (109, 118954820), (142, 91310390), (190, 68242502), (218, 59477410), (284, 45655195), (355, 36524156), (380, 34121251), (436, 29738705), (545, 23790964), (710, 18262078), (1090, 11895482), (1349, 9611620), (1420, 9131039), (2071, 6260780), (2180, 5947741), (2698, 4805810), (4142, 3130390), (4409, 2940820), (5396, 2402905), (6745, 1922324), (7739, 1675420), (8284, 1565195), (8818, 1470410), (10355, 1252156), (13490, 961162), (15478, 837710), (17636, 735205), (20710, 626078), (22045, 588164), (26980, 480581), (30956, 418855), (38695, 335084), (41420, 313039), (44090, 294082), (77390, 167542), (83771, 154780), (88180, 147041)]