1111049240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{28547}}^1$

素因数の和:28704

約数の個数: 64

約数和(自身を含む): 2877638400

約数和(自身を除く): 1766589160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1946, 2780, 3892, 4865, 5560, 7784, 9730, 19460, 28547, 38920, 57094, 114188, 142735, 199829, 228376, 285470, 399658, 570940, 799316, 999145, 1141880, 1598632, 1998290, 3968033, 3996580, 7936066, 7993160, 15872132, 19840165, 27776231, 31744264, 39680330, 55552462, 79360660, 111104924, 138881155, 158721320, 222209848, 277762310, 555524620, 1111049240]

約数ペア:

[(1, 1111049240), (2, 555524620), (4, 277762310), (5, 222209848), (7, 158721320), (8, 138881155), (10, 111104924), (14, 79360660), (20, 55552462), (28, 39680330), (35, 31744264), (40, 27776231), (56, 19840165), (70, 15872132), (139, 7993160), (140, 7936066), (278, 3996580), (280, 3968033), (556, 1998290), (695, 1598632), (973, 1141880), (1112, 999145), (1390, 799316), (1946, 570940), (2780, 399658), (3892, 285470), (4865, 228376), (5560, 199829), (7784, 142735), (9730, 114188), (19460, 57094), (28547, 38920)]