20656650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:316

約数の個数: 96

約数和(自身を含む): 59424768

約数和(自身を除く): 38768118

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 103, 105, 150, 175, 191, 206, 210, 309, 350, 382, 515, 525, 573, 618, 721, 955, 1030, 1050, 1146, 1337, 1442, 1545, 1910, 2163, 2575, 2674, 2865, 3090, 3605, 4011, 4326, 4775, 5150, 5730, 6685, 7210, 7725, 8022, 9550, 10815, 13370, 14325, 15450, 18025, 19673, 20055, 21630, 28650, 33425, 36050, 39346, 40110, 54075, 59019, 66850, 98365, 100275, 108150, 118038, 137711, 196730, 200550, 275422, 295095, 413133, 491825, 590190, 688555, 826266, 983650, 1377110, 1475475, 2065665, 2950950, 3442775, 4131330, 6885550, 10328325, 20656650]

約数ペア:

[(1, 20656650), (2, 10328325), (3, 6885550), (5, 4131330), (6, 3442775), (7, 2950950), (10, 2065665), (14, 1475475), (15, 1377110), (21, 983650), (25, 826266), (30, 688555), (35, 590190), (42, 491825), (50, 413133), (70, 295095), (75, 275422), (103, 200550), (105, 196730), (150, 137711), (175, 118038), (191, 108150), (206, 100275), (210, 98365), (309, 66850), (350, 59019), (382, 54075), (515, 40110), (525, 39346), (573, 36050), (618, 33425), (721, 28650), (955, 21630), (1030, 20055), (1050, 19673), (1146, 18025), (1337, 15450), (1442, 14325), (1545, 13370), (1910, 10815), (2163, 9550), (2575, 8022), (2674, 7725), (2865, 7210), (3090, 6685), (3605, 5730), (4011, 5150), (4326, 4775)]