26554220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:471

約数の個数: 96

約数和(自身を含む): 71318016

約数和(自身を除く): 44763796

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 43, 44, 55, 70, 77, 86, 110, 140, 154, 172, 215, 220, 301, 308, 385, 401, 430, 473, 602, 770, 802, 860, 946, 1204, 1505, 1540, 1604, 1892, 2005, 2365, 2807, 3010, 3311, 4010, 4411, 4730, 5614, 6020, 6622, 8020, 8822, 9460, 11228, 13244, 14035, 16555, 17243, 17644, 22055, 28070, 30877, 33110, 34486, 44110, 56140, 61754, 66220, 68972, 86215, 88220, 120701, 123508, 154385, 172430, 189673, 241402, 308770, 344860, 379346, 482804, 603505, 617540, 758692, 948365, 1207010, 1327711, 1896730, 2414020, 2655422, 3793460, 5310844, 6638555, 13277110, 26554220]

約数ペア:

[(1, 26554220), (2, 13277110), (4, 6638555), (5, 5310844), (7, 3793460), (10, 2655422), (11, 2414020), (14, 1896730), (20, 1327711), (22, 1207010), (28, 948365), (35, 758692), (43, 617540), (44, 603505), (55, 482804), (70, 379346), (77, 344860), (86, 308770), (110, 241402), (140, 189673), (154, 172430), (172, 154385), (215, 123508), (220, 120701), (301, 88220), (308, 86215), (385, 68972), (401, 66220), (430, 61754), (473, 56140), (602, 44110), (770, 34486), (802, 33110), (860, 30877), (946, 28070), (1204, 22055), (1505, 17644), (1540, 17243), (1604, 16555), (1892, 14035), (2005, 13244), (2365, 11228), (2807, 9460), (3010, 8822), (3311, 8020), (4010, 6622), (4411, 6020), (4730, 5614)]