2220597640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{2521}}^1$

素因数の和:2631

約数の個数: 96

約数和(自身を含む): 5361721560

約数和(自身を除く): 3141123920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 76, 95, 122, 152, 190, 244, 305, 361, 380, 488, 610, 722, 760, 1159, 1220, 1444, 1805, 2318, 2440, 2521, 2888, 3610, 4636, 5042, 5795, 7220, 9272, 10084, 11590, 12605, 14440, 20168, 22021, 23180, 25210, 44042, 46360, 47899, 50420, 88084, 95798, 100840, 110105, 153781, 176168, 191596, 220210, 239495, 307562, 383192, 440420, 478990, 615124, 768905, 880840, 910081, 957980, 1230248, 1537810, 1820162, 1915960, 2921839, 3075620, 3640324, 4550405, 5843678, 6151240, 7280648, 9100810, 11687356, 14609195, 18201620, 23374712, 29218390, 36403240, 55514941, 58436780, 111029882, 116873560, 222059764, 277574705, 444119528, 555149410, 1110298820, 2220597640]

約数ペア:

[(1, 2220597640), (2, 1110298820), (4, 555149410), (5, 444119528), (8, 277574705), (10, 222059764), (19, 116873560), (20, 111029882), (38, 58436780), (40, 55514941), (61, 36403240), (76, 29218390), (95, 23374712), (122, 18201620), (152, 14609195), (190, 11687356), (244, 9100810), (305, 7280648), (361, 6151240), (380, 5843678), (488, 4550405), (610, 3640324), (722, 3075620), (760, 2921839), (1159, 1915960), (1220, 1820162), (1444, 1537810), (1805, 1230248), (2318, 957980), (2440, 910081), (2521, 880840), (2888, 768905), (3610, 615124), (4636, 478990), (5042, 440420), (5795, 383192), (7220, 307562), (9272, 239495), (10084, 220210), (11590, 191596), (12605, 176168), (14440, 153781), (20168, 110105), (22021, 100840), (23180, 95798), (25210, 88084), (44042, 50420), (46360, 47899)]